Answer:
The approval of 2/3 of the senate
In the light of your question I think it was a Russian success and the US is yet to achieve such achievements. During that time when the Cold War is in the climax between the two superpowers both competed not only in arms race but technological advances trying to outwit each other. The Russians gain the upper hand because they were able to make the things stated above before the United States but in the end the US was able to make also such things in their own ways and successfully outwitting the USSR in economy and world power.
A presidential government is based on the relationship between the legislative power and the executive.
The presidential system or presidential system is a form of government in which, once a Republic is constituted, the Constitution establishes a division of powers between the executive power, the legislative power, the judiciary, and the head of state, in addition to holding representation formally of the country, is also an active part of the executive power, as Head of Government, thus exercising a dual function, because he has the powers of the Government, being elected directly by the voters and not by Congress or Parliament.
The president is the body that holds the executive power, while the legislative power usually concentrates the congress, without prejudice to the powers that the president has in legislative matters.
"<em>There can be no friendship and harmony with white people; we must learn to live seperately</em>." were words said by Marcus Garvey who illustrates the importance of blacks to start and own businesses and creation of social institutions for blacks through the United Negro Improvement Association which he founded. Marcus also revealed that blacks had no desire to be white they were proud of their race. Marcus further believed that true reconciliation with whites was impossible; therefore he urged blacks to build up their own communities and plan for a future that would be separate from the white world.