Which factors affect the gravitational force between two objects?

1 Distance ( more the distance less will the gravitational pull)
2 mass ( if masses are doubled force will be doubled )

The truman doctrine was an american foreign policy whose stated purpose was to counter soviet geopolitical expansion during the cold war. it was announced to congress by president harry s. truman on march 12, 1947, and further developed on july 12, 1948, when he pledged to contain threats to greece and turkey