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