In December of 1775 George Washington wrote a letter to Colonel Henry Lee III, in which he stated the tide of war would be decided by which army could armed the "blacks" the fastest.
This measure was taken right after Lord Dunmore's (at the time Royal Governor of Virginia) proclamation of providing freedom to the slaves if they fought for the loyalist army, and so in fear that some of the black soldiers would turn to the other side George Washington issued orders to reenlist in the all the free blacks who had already served in the army.
In 1776 Congress agreed to Washington's orders and allowed all blacks who had served in the army to reenlist.
WHY NOT? i think it is a good thing to exercise before going to class because exercise open our mind and energy. it also help the brain stay fresh and healthy for a new day. beside, Asian students study more than any country in the world.
for example: students in South Korea will not go back home after 3am. they will stay after school to study or go to the library. the only time they will go home is 4am and go to school 8 or 9am
Our environment can never be fully secure, but steps can be taken to make our environments reasonably secure