What caused the sharp increase of troop involvement
shown on the graph?
Vietnam gained independence and the war began.
O President Johnson was
assassinated.
The Gulf of Tonkin Resolution was passed.
People began volunteering to go to war in large
numbers.

Vietnam gained independence and the war began.

O President Johnson was

assassinated.

The Gulf of Tonkin Resolution was passed.

People began volunteering to go to war in large

numbers.

Explanation:

the folsom i believe

the effect of the ming leaders banning ships with more than two masts was that there was no further construction of ships masts, because there was a surplus. ming emperors disallowed foreign exploration