Here is the full list of all 53 First Strike: Final Hour achievements.
Played more than 20 games!
Deciphered end message!
Played as Iran
Won as Iran
Played as Israel
Won with Israel
Played as South Africa
Won with South Africa
Won twice as India & Pakistan!
Unlocked all Superweapons!
Played as India & Pakistan
Won with India & Pakistan
Won against 10 opponents!
Won twice playing as Europe!
Won twice playing as North Korea!
Won against 9 opponents!
Occupied all of Africa!
Won against 8 opponents!
Achieved World Peace!
Won with North Korea
Played as China
Won with China
Played more than 10 games!
Won twice as Russia!
Won twice playing as the USA!
Occupied all of South America!
Occupied all of Oceania!
Played as the USA
Won with the USA
Played as Europe
Won with Europe
Played as North Korea
Play as Russia
Won with Russia
Played as Brazil
Won with Brazil
Played as Australia
Won with Australia
Won with every Nation!
Played more than 50 games!
Beat Hardcore Mode with USA
Beat Hardcore Mode with Europe
Beat Hardcore Mode with North Korea
Beat Hardcore Mode with Russia
Beat Hardcore Mode with India
Beat Hardcore Mode with Israel
Beat Hardcore Mode with China
Beat Hardcore Mode with Iran
Beat Hardcore Mode with Brazil
Beat Hardcore Mode with South Africa
Beat Hardcore Mode with Australia
Beat Hardcore Mode with Kazakhstan
Beat Hardcore Mode with every Superpower!