Define communism. what is the difference between communisms and a command economy?

my cultural heritage consists of irish, german, native american, and others.

the virginia plan called for three branches of government and two houses of congress. representation in each house would be determined by population. the new jersey plan called for three branches of government and a single house of congress. each state would have an equal vote.

b europeans take corn to africa. corn becomes an important crop there.