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United States of Annihilation is officially out now for $6.99.
Step into a bold alternate history where the United States pursues global dominance from 1949 to 2042, navigating international crises, covert operations, and nuclear escalation across 11 new missions. This DLC also features all-new U.S. unit cosmetics, giving American forces a visual identity tailored to this unique timeline.
Launching alongside the DLC is the massive Update 1.1.1, bringing major improvements, refinements, fixes, and enhancements across the entire game.
CHANGELOG 1.1.1
Fixed a crash when loading points distribution file from uncompatible mod
Now not dropping the lasting effect if the damage is 0 and only target's missiles are affected
Now auto-formatting the mission description text to fit into the description window
Fixed the Execute For not saving correctly
Fixed the problem with unit unique names being lost on the owner conversion
workaround for performance issue when more than 20 army bases try to build a transportation network
War Planner now works better with EMP, Cyber and Bio weapon
Changed the occupation logic when multiple factions occupy one target, now it counts the total power of the occupying units withing occupation radius
Fixed Endless October Mission 7 - enemy units should not spawn too close to the cities anymore
Fixed the problem with the new game screen taking too long time to appear
Fixed a rare bug with parsing long lines in event files leading to potential problems in scenarios
Fixed a bug with switching off the "Group Units On Zoom" setting leaving the ghost icons
Fixed a crash related to audio drivers reported wrongly by Windows
Fixed a problem with incorrect parsing of "reset" and "delete" statements for unit properties
Fixed the problem with naval units "jumping" and desync when having the pathfinding issues
Fixed the problem with Experience resetting to 0 after every MP game and rating climbing
Fixed a crash when changing parameters in MP lobby when some players have unreadable characters in their names
Fixed the problem with enemy units not possible to capture on your territory
Fixed a rare problem with aircraft without host airbase being stuck mid-air
Fixed a problem with Equalize GDP setting affecting faction GDPs after loading MP game
Fixed a bug that can prevent game from starting when Annihilation DLC installed but no Endless October installed
Fixed a bug with AI allies becoming hostile when you capture enemy territory where both you and your ally have divisions and your ally had plans to capture this region
Fixed the problem in Blitz mode with OTH radars not detecting some missiles
AI can now select the best combination of the hosted aircraft and weapon loadout to destroy the defended targets
Orders issued by war planner do not stop the game anymore with "order complete" event
War planner does not anymore issue attack orders on radar ghost that cannot be attacked
Fixed a crash when already destroyed missile tries to draw its trace
Event system-related messages are now permanent to avoid being lost while syncing the games
Fixed the attack order in events system, to account for the range of non-movable units
Fixed a pathfinding problem on the standard water map that was leading to performance issues due to the units not being able to find path
Fixed a problem with prioritization of aircraft building
Fixed the problem with the AI not considering some units for attack because of the wrong weapon config selected
Fixed a rare problem with loading saved game
Fixed a crash related to the drawing buffer overflow when there is too many simultaneous nuclear explosions (1000+)
Fixed a crash when drawing explosion without images and not DrawWave time
Fixed incorrect readiness calculation when several attack orders are queued
Fixed dynamic score handling for Achievements
Fixed occupation events for Achievements
Fixed a crash when loading MP save
Fixed Orders Completed event not throwing under some circumstances
Fixed incorrect rounding of the mixed integer and float expression in events engine
Fixed the alliances created at zero time never converting to permanent alliance
Army Bases are not shown in Advanced War Planner Invasion window anymore
Fixed the fighters sometimes going suicide
Fixed the excessive movements of army divisions in combat
Fixed spec-ops teams not auto-attacking enemy assets
Fixed some production time glitches
Fixed the crash when tuning regions of 1980 map in Russian localization
Fixed a crash when loading a mod with corrupted pack file
Added United States of Annihilation DLC
Added Night Map
added the possibility to completely destroy a region
added the setting that controls the parameters of region destruction conditions
added BlockedAttack faction behaviour
added NoSurrender manual faction behaviour
EMPs now affect intelligence, research and cyber warfare centers
Increased Cyber Warfare AoE to make attacks on 'ghosts' effective
Increased the size of Luanda, Angola
Added the possibility to define faction-specific tech by faction prefix
Besieged units cannot execute orders anymore unless they have a special property
Besieged units and cities are now marked more clearly
Added the configuration file for the default match settings in different game modes
Conquest game mode now defaults to Conquest scoring
The AI does not try nuclear "retaliation" based on score with Conquest scoring
The AI does not start all-out war by pollution in Conquest scoring
Events system now correctly handles ON EACH events with multiple conditions like "event then event"
Explosions can now have flashes of different color and duration, also the flash survives the deletion of its explosion
Added notification about steam sync in offline mode
Pre-places units in scenarios now get updates with the techs selected before the mission
Added USE statement to techlevels and production efficiency
Buffed SAMs and ASROCs on destroyers
Increased baseline ASROC precision
Removed AA weapons from ALCM-N loadouts to prevent plane losses on high value missions
AWACS units now select different points on patrolling
Smoother fading out of the tech and unit detail windows
Increased the space for tech description
Added the AI considering the no-flight zones
Now the units listed in a War Plan can move to the targets if they are out of reach
Significantly increased the speed of War Planner handling very big number of units that target cities (like 1000+ silos)
Fixed STAT function in the events system now understands the strings as regions and factions
Added the Cyber Warfare Center
Geneva Convention decisions now require consensus - configurable
Added AllowEventsInMultiplayer config setting
Added "casualties" event
Added weapon activation delay, sensors activation delay and launch hosted delay unit properties
Satellites are no more placed randomly as there is now a sensors activation delay
Conquest mode now has 5 times slower pollution speed by default
Some AI changes
Greatly increased the volume of fire for SSGNs, allowing them to destroy targets more easily
Added several techs that upgrade the performance of spec-ops teams
To celebrate the 25th Anniversary of Slitherine, we've also released a special Night Map as free content for all players. This new visual option completely changes the atmosphere of the game world and is available right now.


Two new bundles are now available:
And there’s more on the horizon: the team continues working on the major AI Rework, a long-term upgrade aimed at significantly improving strategic behavior and challenge. Expect new updates and details in January.