ModsJava
Nation Wars Mod (1.21.1) – Build Your Own Empire and Wage Server Wars
Java mod listed for Minecraft 1.21. Downloads from the MC Java Mods app on Android.
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Nation Wars Mod brings full country management, land claims, and server conflicts to multiplayer survival worlds. Players can group up to build governments, protect borders, and manage money together. You can trade items on a community market, spy on rivals, or sign peace treaties with your neighbors. It gives survival servers clear long-term goals driven entirely by player choices.
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Features:
- Nation Building: Players can start their own sovereign groups, pick leaders, and claim land chunks.
- Diplomatic Deals: Form alliances, sign truces, and set up peace agreements with neighbors.
- Espionage Missions: Send secret agents to sneak into enemy territory and disrupt rival treasuries.
- Open Marketplace: Buy and sell survival items with other players through a dedicated economy system.
- War Declarations: Battle rival groups for territory, honor, and valuable server resources.
- Puppet States: Take control of weaker groups and oversee them as dependent vassal territories.
Nation Management:
- Land claims protect border blocks from outsider griefing and theft.
- Leaders assign ranks and permissions to group members.
- Nations maintain a shared treasury for large group projects.
Diplomacy:
- Allies can trade protection guarantees to deter attacks from rivals.
- Peace agreements help groups end costly battles without total destruction.
- Relationship menus show who stands as a friend or a foe.
Economy and Trade:
- Create trade offers and buy requests for needed crafting materials.
- Direct nation-to-nation trade deals help build financial wealth.
Espionage and Subterfuge:
- Gather secret information about rival player numbers and stored wealth.
- Steal money straight out of enemy vaults during covert runs.
- Set up counterespionage measures to protect your own homeland.
Puppet Nations:
- Handle independence movements before colonies rebel against your rule.
- Choose whether to grant full freedom or complete annexation over time.
Screenshots:








Nation Wars Mod Download Links
Quick facts
- Edition: Minecraft Java
- File type: .jar
- Minecraft version listed: 1.21.1
- How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
- Where to get it: In MC Java Mods, or directly above on this page.
Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.
File checked by MCModsHub
- Downloads as 526898.mcaddon
- Download size: 659 KB
- Download link checked 15 Oct 2026 — working
- Mirrored on our own servers — the download does not depend on the original host
These come from our own check of the pack file, not from the source page.