Questions tagged [military-defense]

For questions about strategies and structures for defending from a particular type of attack

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10answers
835 views

How could Hitler's planned invasion of England in September 1940 actually have succeeded?

This is a rewrite of this question in an attempt to reduce its scope and bring it back within the sites guidelines. I was writing a story set in an alternative history in which Nazi Germany occupies ...
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1answer
434 views

What would have happened if Hitler had launched operation Sea lion (the planned invasion of England in September 1940)? [closed]

I'm writing a story set in an alternative history world but after some research I suspect the scenario I intend to use is unrealistic, so I would like to understand the likely outcome of Hitler’s ...
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1answer
208 views

How do the strategic assumptions and goals of a space force affect the overall effectiveness of the space force? [closed]

So, to start the question, I want to have a small assumption here: Let us assume that we are an interplanetary civilisation. We have spammed much of the Solar System, but it is not all sunshine and ...
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4answers
257 views

The place of cannons and ballistae in a world without metal

I've mentioned before that I'm working on a fantasy world where most of the metals we rely on in our world are fairly uncommon outside of a single, inhospitable region of the world. The vast reserves ...
5
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5answers
1k views

Would an actively camouflaging airship cast a shadow?

I am currently writing about a military society that enforces its subjects using Acer-class airships. Picture the USS Iowa, except flying and with enough supplies for a year in the air. The only ...
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5answers
149 views

How can you create an impenetrable defense to survive a world war? [closed]

You are the leader of a country on Earth, 2017. Some time soon, a world war will break out, in which many powerful countries will join together and attempt to destroy your nation. Your only interest ...
3
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1answer
130 views

How to quarantine an entire peninsula?

The general backstory for the world I'm building is that the entire dwarven homeland in Ireland has to be quarantined after a S.T.A.L.K.E.R.-style disaster in the mid-19th Century. All 3000-3500 ...
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15answers
6k views

Is it viable to wall modern cities against “zombies”?

Let's say the city covers about 40 square miles (104 square kilometers), that machinery and some oil refineries are still usable (for construction vehicles), and that there is a lot to salvage in way ...
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3answers
851 views

What circumstances would necessitate an international “Supernatural Police” organisation?

Some background on this question, I was trying to construct an international organisation whose main job is to patrol, investigate and protect its member countries from anomalous threats that have ...
0
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3answers
389 views

Creating a shield with air?

I'm thinking about air shield that can protect man from flying arrows, bullets, etc. I did some research about bulletproof vests and it turned out that many of them were made of hard materials or ...
28
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15answers
9k views

Zombie killing structure that's easy to construct, durable and low maintenance?

What would be an effective zombie killing structure that an average person could put together in a typical suburban neighborhood? Previous discussion that touched on the topic often rely upon ...
7
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3answers
203 views

What precautions would a space navy crew take when co-operating with an enemy android?

After a politically destabilizing incident that could lead to a regional war, a sentient android from a foreign government has offered to help the navy track down a space pirate turned fanatical ...
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3answers
134 views

Funding custom weapon development in a friendly foreign country?

If you have a country with unique needs for some kind of weapon system but it doesn't have a domestic industry to produce it, is it possible to fund the development in a friendly foreign country?
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3answers
542 views

How would a port city located on a river on the border defend itself?

This is my first question on this site! So, I have been trying to figure this out. I have a port city that is located at the mouth of a river. The problem is that the river forms part of the border ...
2
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1answer
84 views

Best Northern Australia location for a colony in 1700

So I'm doing a story where the time traveling MC decides to make a go for Australia in 1700 before any other powers start giving it some attention. What I'm debating on is where is the best location ...
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6answers
10k views

If the Cold War went hot in the early 1970s, would the Warsaw Pact be able to reach the Rhine River?

So, let us go back in time to the year 1973, specifically around October of 1973; the time frame of the Yom Kippur War. In our timeline, the conflict almost became WWIII after the Soviets threatened ...
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5answers
200 views

Building an elite legion [closed]

Story You are the much-loved ruler Joe Bob of anywhereland. You won the election with all of the votes except for one: from your annoying brother Bob Joe. But that is not relevant. You rule with ...
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1answer
201 views

Battling a massive army robots, how? [closed]

In the previous question about the great computer, we searched for an answer to make a plan to defeat the robots in space, now, were going to look at a more "conventional" battlefield. Note: This is ...
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9answers
1k views

Defeating this fleet [closed]

I was watching the series called: "Once Upon a Time... Space" (I could only find the hungarian dub, which is my native language), that I want to make a fanfic about, and I ran into a problem.... The ...
6
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7answers
902 views

Defending against directed Gamma Ray weaponry

I am trying to picture how space combat would happen with a sufficiently advanced level of technology (way beyond what we have today), and obviously defense from radiation would be a massive benefit ...
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1answer
142 views

Run! A giant chipmunk is attacking the city--or is it? [closed]

A chipmunk. 300x normal size. Dangerous. Especially when attacking a city. But there are some unknowns. I have some obstacles to get around. 1: A chipmunk can hold a pound of food in each cheek pouch. ...
5
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3answers
151 views

Public Order/Control in a perpetually Sea-faring people: Preventing Revolt/Take Over

In one of my worlds I have a people who live almost exclusively on the surface of the ocean. Over their world's short history they quickly develop from the equivalent of island tribe tech to medieval ...
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11answers
9k views

What is the ideal location to hide the President in the case of a zombie apocalypse?

We all love the apocalypse, except for those that are actually in it and often apocalypse media, especially zombie apocalypses, show a complete collapse of any form of government. I find this unlikely,...
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4answers
3k views

English Medieval town layout

In Medieval England how would a stronghold town be laid out, and what would their defenses have been? I'm putting a city together and one important point is that it is secure from attacks. Attacks ...
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13answers
6k views

How could a smaller country successfully take control of a much larger country?

Imagine a scenario where a country around the size of New Zealand (in GDP, population, military strength and other areas) decides that it wants to take control of or at least destroy a much larger ...
5
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6answers
709 views

Planetary Defenses Against Interstellar Grey Goo Cloud?

I'm writing a story in which a cloud of grey goo is entering the solar system and humanity must prevent any particle of it from reaching Earth (and potentially other worlds too). Alternately, I need a ...
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9answers
603 views

Would it be dangerous for the average country to drop its army?

The money a country spends in defense is usually really high. There are many countries in a world like ours where the army is hardly ever used. Could it be possible for a country that is surrounded by ...
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18answers
7k views

Can spacecraft defend against antimatter weapons? How?

Here is what we know: We have the means to create stable antimatter We can direct it in a beam It can travel nearly as fast as light with ease Antimatter and matter combine in dangerous ...
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3answers
233 views

It's the end of the world. How do we react? [closed]

The Situation There is a space object heading for earth -- asteroid, rogue planet, what have you. The Smartest People In The World have determined that: it's coming right at us if it hits us, it's ...
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11answers
1k views

How to defend Earth against “alien bees tactic” in the modern era? [closed]

The enemy is approximately 100 million in number and are closing in fast from the orbit of Uranus, at a constant speed of 70 km/s (in near perfect vacuum condition). They are like clones and each one ...
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6answers
9k views

Can one nuke reliably shoot another out of the sky?

A quick glance at real world anti-missile systems seems to show that they do work, but imperfectly. The problem naturally gets harder when the incoming missile is extremely high-velocity. If your ...
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2answers
376 views

With these circumstances in place, what would be an appropriate military doctrine for my fictional organisation/conglomerate of organisations?

So, I am working on this military organisation called the United Nations Extraterrestrial Response Unit or UNERU for short, but I have had the problem of developing its doctrine in a plausible manner. ...
3
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4answers
254 views

Viability of orbital defence by debris fields

I have a low tech planet (think late space race levels of tech) that needs to protect itself from an alien invasion. I'm wondering if it would be practical to mount a defence (beyond more ...
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4answers
166 views

What is the best method to immobilize a Godzilla-like monster?

Suppose a Godzilla-like monster landed on the shore of California and heading towards the city business district, despite not being able to shoot atomic breath, nor discharging laser beams from its ...
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3answers
763 views

If a million heavily armed children stormed Area 51 what would they do? [closed]

Say a sorceress secretly enchanted 1 million kids, 12 years old, and under and made them break into Area 51 from all directions what would they do? These kids appear very normal and sane apart from ...
13
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8answers
4k views

Way to block rockets from entering space?

I'm currently in a nation roleplay and some nations are now looking towards the stars to expand their reach and power. We are all using modern technology mixed in with near future technology (30 to 40 ...
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17answers
7k views

Surviving an Overwhelming Siege

The evil enemy has us surrounded. They outnumber our forces, they have us outgunned. These helldogs have a trillion dollars/year for their war budget, and they can afford the fanciest toys, numerous ...
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6answers
2k views

How would humans in medieval times have adapted to giant roaming golems?

So in a world where giant rock and metal golems 'spawn' naturally. These golems are the kind with a power core hidden inside their bodies, their body and limbs are held together by invisible mana ...
7
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10answers
751 views

How would a newly established town defend itself against giant wolves?

So in a medieval based magic fantasy world, a town was established next to a river in a large forested area. Basic infrastructure and facilities are up. Suddenly, patrols found shadows flitting across ...
12
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4answers
1k views

How would humans defend themselves against mice that are sentient and intelligent?

In How would sentient intelligent, normal-sized mice fight against humans? Humans are not doing well at fighting against the mice. They are small, smart and deadly. Humans will have access to ...
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6answers
2k views

How would real-life military and police deal with predatory alien threat in a city?

There's a lot of short stories and sci-fi movies depicting stealth alien invasion, typically on American country village or even a big city. We're not talking war with advanced sci-fi tehcnology - we'...
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5answers
2k views

Planet Wars 1 : Where to start? [closed]

When people consider a war between planets, they immediately think of throwing big rocks at it. What my question is, when you know another planet is going to attack, what is the first thing that ...
5
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4answers
752 views

How to build a fortress on a floating island?

The question How would a fortress built on a floating island look like? what kind of defensive emplacements and structures could be expected to be built for such a construction in order to defend it ...
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4answers
767 views

Sudden, unexpected Blitz like attacks all over the world. What would happen next?

This question is inspired by Hellsing Ultimate. In it, a secret splinter division of the Nazis left at the end of World War 2 remained in the shadows building up power, until the events of the anime ...
2
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2answers
373 views

Defending against magic [closed]

I'm writing a short story about a man who faces off against a Necromancer, and am wondering what sort of defenses the main character and/or his party might employ against the Necromancer's magic. I ...
11
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9answers
2k views

Klemperer rosette vs Relativistic Kill Vehicles

In the book The Killing Star, Relativistic Kill Vehicles (RKV) are described as the ultimate weapon. They are described as impossible to stop, so that any civilization that develops them better ...
2
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3answers
199 views

A tour of the kingdom, including the deserts

Rivers are said to be the centre of life and civilisation. So, in my world, there are plenty of rivers and lakes, and there are cities/towns all along those waterways. Also, there are port cities by ...
3
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1answer
119 views

What challenges might a microscopic architect have to overcome when designing an entirely walled city

Back story Due to a great diaspora ( of sorts ) that spreaded "mankind" all across the earth ( town ) , Man ( 330 μm humanoids ) has had to ...
10
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9answers
964 views

Defeating the revised Snakebot of Doom

In Weapons for a civilisation-destroying giant robot I asked about what weapons might be placed on a sixty-billion-ton fusion-powered snakebot 9.27 km long and 1.19 km in diameter, armoured with 224 ...
5
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6answers
498 views

Defeating the Snakebot of Doom

In Weapons for a civilisation-destroying giant robot I asked about what weapons might be placed on a sixty-billion-ton fusion-powered snakebot 9.27 km long and 1.19 km in diameter, armoured with 224 ...