Questions tagged [military-defense]

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

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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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22answers
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How do I defend an island nation from attackers with 15th century technology?

Apologies in advance that my bullet points got away from me and turned out a bit long, but I'm trying to give as much information as I can to ward off initial questions. Imagine the following ...
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21answers
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How would cities be designed that were threatened by dragons?

The dragons aren't all that common but they live in the nearby mountains and after a harsh winter are more likely to come looking for easy prey to fatten back up on. What are the major design ...
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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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5answers
203 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 ...
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 ...
7
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7answers
757 views

Help on designing a castle to defend a large wall

I am writing a novel and I am working on the design of a castle that is defending a long wall at the border of a land to prevent invaders. I am currently trying to think of the design of the castle, ...
6
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7answers
936 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. ...
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5answers
1k views

How could trading posts be defended against pirates?

I got many little trading posts all over my my worlds and orbiting around them. Everyone can trade in there, nice guys as well as scum of all kind. The trading posts are rich places. How could a ...
3
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4answers
257 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 ...
5
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3answers
157 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 ...
11
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7answers
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Defensive strategies against teleporting dragons

I have finally found an edition of the Dragonriders of Pern trilogy - living in Italy, I only had access to it thanks to my father's old books, and he doesn't own the complete series - so I have been ...
2
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2answers
342 views

Using magnetic repulsion to build zombie-proof building

There has been much thought on how to create a zombie-proof building but I think I have this figured out. I propose a building that covers an area of about one city block, so: 264 x 900 ft, that ...
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 ...
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14answers
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Why would you build underground defensive structures in an an alternate world medieval europe?

Assuming a world otherwise like ours and at the same technological level of medieval Europe, what change in the world might have caused people to build defensive structures underground rather than ...
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3answers
237 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 ...
28
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9answers
4k views

To assault a dwarven city

Imagine a dwarven city, a fairly backwater one, completely unlike the likes of Erebor or Moria. This one scrapes together barely, and is only as large as it needs to be, which is to say 5 feet tall ...
25
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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 ...
10
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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 ...
3
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2answers
381 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. ...
2
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4answers
170 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 ...
5
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3answers
764 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 ...
45
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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 ...
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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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 ...
6
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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 ...
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4answers
798 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
780 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
376 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 ...
22
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5answers
3k views

Deflective properties of a forcefield

I have always though of three basic ways that force fields function. The first way is that the force field projects an indestructible shell that oncoming objects can never break. Further, the ...
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 ...
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9answers
986 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 ...
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6answers
516 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 ...
28
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9answers
4k views

How could a secret terrorist organization rise to great power without anybody really noticing?

My first question, be kind please! :) I'm thinking about an organization like COBRA from the G.I. Joe comics. For those unfamiliar, COBRA is a nationless terrorist organization bent on world ...
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1answer
84 views

He must escape from a CERN/DARPA-like facility - Research & Development [closed]

This question is linked to this one: He must escape from a CERN/DARPA-like facility Since the facility is for defense development: Which areas or topic of research and/or development could I ...
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6answers
2k views

How to accomplish planetary independence

Inspired by this question: How many of a Typical Sci Fi Army would you need to take a planet? Let's have a Galactic Empire which spans the galaxy. The Empire is ruled by The Emperor from one central ...
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1answer
82 views

Comprehensive textbook on modern military hardware? [closed]

Can anybody recommend a comprehensive textbook on military hardware that would include not only American but French, German etc arms too?
7
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3answers
531 views

Nomad's camp defenses

This is some kind of follow-up to this question. TL;DR for the question : There are multiple small (10-15 members) nomads that must travel from place not to be found by monsters that hunt them. This ...
8
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8answers
841 views

What kind of natural defense could a planet have?

I have a galaxy with many civilizations each with several planets. Many of the civilizations are at war with their neighbors, and use technologically advanced weapons in battle. My question is about ...
6
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5answers
527 views

How to deal with our giant?

I come from a small costal town, and recently we've been having some giant trouble. This particular giant isn't particularly evil, but he eats cows like crisps and frankly we're all rather worried ...
45
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21answers
8k views

What are some tactics for the ancient Greeks to defeat alien invaders?

Context It's the 4th century BC, Alexander the Great has just passed away and his empire has been divided amongst his generals. Now the successor states of Egypt, the Seleucid Empire, Macedonia, ...
30
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7answers
3k views

What would an avian “castle” look like?

How would avians build a defensive structure? What would be the equivalent of walls, a drawbridge, a dungeon, etc. If two avian / arial cultures were at war, say birds vs. dragonflies, how and where ...
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2answers
242 views

“Movable” armor in space battles

Imagine in the far future that there are space battles. In this question user: m t said that in the future it would be too expensive to do stuff in space so people would focus on "offense, ...
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1answer
124 views

Fending against asteriod assembled using only Lego® bricks [closed]

One fine day a Norse god, Loki assembled an asteriod resembled Chicxulub impactor using numerous Lego® bricks(the same one we have on Earth) in Jupiter's orbit. He wanted to duplicate the event that ...
3
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10answers
546 views

SEAL Team Six versus Mages [closed]

Setting Set in present day Washington D.C, USA. Scenario A group of special operation task forces gathered at a history museum to safeguard a relic believed to be from a lost civilization in ...
10
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2answers
3k views

What would happen if Napoleon had won the battle of Waterloo

Okay, so the Napoleonic wars are raging. Many men are dying in Waterloo. It appeared as if the Duke of Wellington and his allied army would prevail, but Napoleon rallied his troops at the last ...
2
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5answers
759 views

A T-90 tank in WW2

A russian scientist wanted to develop a new superweapon : Time travel. So he arranged for a experiment to be made. A tank and its crew was transported back in time to 1941. But there was a problem : ...
7
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3answers
479 views

Dinosaurs VS arquebuses: effectivity of early gunpowder armory against giant lizards

In 1495 European sailors discover america, and found the nasty surprise that dinosaurs had survived in this continent and are the dominant species. Can an early arquebus kill or damage a large ...
4
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3answers
253 views

Effects of copious amounts of spider silk

What would be the effects of copious amounts of spider silk be on a highly militaristic country? The country is somewhere between renaissance and industrial as far as development, and has had access ...