Here is the full list of all 10 Twilight Struggle: Red Sea achievements.
Win a game as the USSR
Win a game as the USA
Win a game by Flashpoint control
Win a game with DEFCON 1
Win a game against the BOT
Gain Control of Africa
Gain Control of the Middle East
Max out the Space Race track
Have the Romanian Autonomy card in hand during final scoring
Control Strategic Sea Lanes during final scoring