Cold War PPE 2016

2. Capitalist superpower (3)
4. American president who replaced Roosevelt in 1945 (6)
7. Kind of warfare used by the Vietnamese against America (8)
9. Stalin wanted to take this from East Germany (11)
11. Stalin saw the Eastern Bloc of Communist countries as this. (6,4)
12. Corrupt Cuban leader who was overthrown by Fidel Castro (7)
15. Ngo Dinh ... Leader of South Vietnam (4)
17. Soviet leader during the Cuban Missile Crisis (10)
19. What kind of plane is the U2 (3)
20. American missiles were secretly removed from this country after the Cuban missile crisis (6)
23. The threat of communism spreading in this country led to the Truman doctrine (6)
24. This is where North Vietnamese patrol boats opened fire on American ships in 1964 (6)
25. new emergency communication link created after the Cuban Missile Crisis (7)
26. Bay or ... Site of invasion by a force of Cuban exiles in 1961 (4)
28. Location of conference July-August 1945 (7)

1. the only leader who attended both conferences in 1945 (6)
2. International organisation created after WW2 to keep world peace (2)
3. British Prime Minister after Churchill (6)
5. What Kennedy called the blockade of Cuba (10)
6. This plan led to the USA giving $11 billion to support European economies (8)
8. Theory that if Vietnam became communist it would lead to other countries in Asia becoming communist too (6)
10. The country that ruled Vietnam before the Second World War (6)
11. Stalin did this to isolate West Berlin from western supplies (8)
13. The mans by which the USA and its allies supplied West Berlin in 1948-9 (3,4)
14. These bases were photographed on Cuba sparking a crisis (7)
16. Communist Superpower (4)
18. Vietnamese Army who opposed the South Vietnamese government (4,4)
21. US president during the Cuban Missile Crisis (7)
22. Location of conference in Feb 1945 (5)
27. Churchill gave the ... curtain speech in 1946 (4)