In Southeast Asia, the United States government used the domino theory to justify its support of a non-communist regime in South Vietnam against the communist government of North Vietnam, and ultimately its increasing involvement in the long-running Vietnam War (1954-75).
The number of voting representatives in the House is fixed by law at no more than 435, proportionally representing the population of the 50 states.
There are 435 representatives in the House, compared to 100 senators in the Senate. This is the number reached when new seats were added in 1913, and the number was locked b â¦ y the Reapportionment Act of 1929. From 1959 to 1963, there were temporarily 437 seats.he 2010 US Census resulted in the reapportionment of seats in the House to the number of representatives shown below for each state, beginning with the 113th Congress (2013-2014).