Here is the full list of all 55 RISK: Global Domination achievements.
Win 100 "Play Online" multiplayer games
Achieve 200 victories
Defeat 100 human players
Win 50 "Play Online" multiplayer games
Turn in 100 sets of Territory cards
Draft 10,000 troops
Lose 50 games
Win 25 "Play Online" multiplayer games
Be eliminated before your first turn
Win 100 single player games
Defeat 100 computer players
Play 100 RISK games
Win 50 single player games
Defeat 50 computer or human players
Win 25 single player games
Form 50 alliances
Form 25 alliances
Defend 15 attacks in a row
Defend 10 attacks in a row
Defend 5 attacks in a row
Agree to 10 "let's attack" requests
Break 5 alliances
Defeat 10,000 enemy troops
Start a game using Automatch
Form 1st alliance
Play an online multiplayer game
Play the same map 10 times
Lose 10 games
Win 1 "Play Online" multiplayer game
Defeat 25 computer or human players
Turn in 50 sets of Territory cards
Play 5 games with different avatars
Claim 50 cards from defeated players
Defeat 5,000 enemy troops
Defeat 5 expert computer players in a single game of the French Revolution map
Lose 3 games in a row
Lose 3 games
Hold 9 Territory cards at once
Defeat 5 expert AIs in a single game of Classic World Domination Map
Draft 1,000 troops
Roll 4 sixes in a row
Express yourself through 10 Emojis
Roll 4 ones in a row
Compete in a game that lasts 15 turns or more
Defeat 1,000 enemy troops
Turn in 10 sets of Territory cards
Draft 250 troops
Conquer 15 territories in a single turn
Conquer 10 territories in a single turn
Make one new global multiplayer friend
Click on privacy links
Tap on most of the help tooltips
Win 1 single player game
Conquer 5 territories in a single turn
Make an in-app purchase