These are the true connections as given in the question. They all ascribe to certain political scenarios of their time.
Step-by-step explanation:
Soviet had created satellite states across Eastern Europe and made them their protectorates sometimes officially and sometimes by name only.
Marshall is responsible for Marshal plan also known as European Recovery Program which was designed to provide economic aid for the rebuilding of the war torn Europe.
Truman offered economic and military support according to the Truman plan for the troops of its time and was also responsible for coining that US can interfere in other nations.