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Appendices

CHRONOLOGIES: MAY 1950-ARIL 1951


Date Korea-Related Event Science Policy-Related Event
1950
May 10   NSF legislation signed by Truman
June

25

North Korean forces cross 38th parallel

 
27 Fall of Seoul; UN resolution  
30 First US forces in Korea  
July 8 MacArthur Supreme Commander of UN forces in Far East

 

19 Truman addresses nation by radio, requests $11.3 billion emergency defense appropriation  
29

UN forces hold Pusan perimeter

 
August 30-31  

Golden begins exploratory talks on possible consultancy

September 13 George Marshall Secretary of Defense  
15 Inchon landings  
19  

Letter of intent to Golden from BoB director

October 7 UN forces cross 38th parallel  
15 Wake Island meeting between Truman and MacArthur  
20 UN forces capture Pyongyang Truman approves Golden consultancy
Conversation with Spoehr
24

 

Conversation with Bush

25

 

Conversation with DuBridge, Killian and Stewart

November 2   Conversation with Pitzer
16   NSB nominations announced
22   Conversation with Rabi
24   Conversation with Bronk
26 UN forces at Yalu river  
29 Massive Chinese intervention  

30

At press conference, Truman does not rule out use of atomic bombs

 
December 5   Conversation with Bush
12 UN forces abandon Pyongyang First NSB meeting
13   Conversation with DuBridge
14   Conversation with Conant
16 Eisenhower Supreme Commander in Europe Conversation with Groves
18   Memo to Truman on Science Adviser
19   Conversation with Killian
21   Conversation with von Karman
Conversation with Oppenheimer, Bacher and Lauritsen
26 Ridgeway field commander in Korea  

29

MacArthur’s first public call for attack on China

 

1951
January 3   Second NSB meeting
5   Meeting at BoB with Conant, Staats, Carey, Stauffacher
Conversation with Rabi
8   Conversation with DuBridge
19   Conversation with Clay

25

UN forces begin advance northward

 

February 13-14   Third NSB meeting
15   "Memorandum on Program for National Science Foundation"
20   Conversation with Bronk
22   Conversation with Buckley
23 Defense Mobilization director Wilson refers to SAC in radio address  

26

 

Conversation with Oppenheimer

March 1   Conversation with Bush
8-9   Third NSB meeting; Waterman nominated as NSF director
14 UN forces recapture Seoul Conversation with Oppenheimer
22   Conversation with Buckley

24

 

Conversation with Killian
April 5 MacArthur, in letter to Representative Joseph Martin, denounces US policy in Korea  
6   Waterman sworn in as NSF director
8   Conversation with Buckley
10   Buckley accepts SAC chairmanship
11 Truman fires MacArthur Truman letter to Buckley offering SAC chairmanship

19

MacArthur address joint session of Congress

 


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