The "shot heard round the world," refers to the fighting between the colonists and British soldiers that broke out at . *

Battle of Concord

Explanation:

"The shot heard round the world" is a phrase that refers to the opening shot of the Battle of Concord on April 19th, 1775, which began the American Revolutionary War and led to the creation of the United States of America.

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.