Both the USSR and the USA regarded each other as a threat to national security and as an expansionist and a global strategic threat
By Sept 1946 – emergence of a Cold War was seemingly irreversible
East-West relations had developed a momentum that was grounded in mistrust and fear
Always been the characteristics of the relations but a new set of dynamics were added post-1945
The USA was the dominant world economy and intended to use in as part of the FP - new approach
USSR had succeeded in establishing the beginnings of national security based on a system of satellite states in EE
Realised that its security could be further enhanced by developing its portfolio of pro-Soviet states
Meant expanding pro-Moscow communist-led regimes beyond Europe
JS had agreed that Greece should remain in the Western sphere of influence post-war
After Nazi liberation, a civil war broke out between the monarchists and the Greek communists
Britain provided aid to the anti-comm forces but in Feb 1947, it announced that this aid was no longer available, and appealed to the USA to assume the financial burden
Truman Doctrine was of fundamental importance in terms of the dynamics of international relations from 1947
International relations would be founded upon division, each side suspicious of the other
The doctrine institutionalised this as the working basis of East-West relations for at least the next 25 years
Significance – HT didn’t turn to the UN as the arbiter of the dispute in Greece
This could’ve been because he was convinced that the USSR would use its veto power to prevent any UN peacekeeping intervention in the Greek Civil War