Final answer:
The first compromise made at the Constitutional Convention 1787 was The Connecticut Compromise, also known as the Great Compromise, which resolved the conflict between larger and smaller states regarding representation in the legislative branch of the government.
Step-by-step explanation:
The first compromise made at the Constitutional Convention of 1787 was The Connecticut Compromise, also known as the Great Compromise. This compromise resolved the conflict between the larger and smaller states regarding representation in the legislative branch of the government. It proposed a bicameral legislature, with representation in the House of Representatives based on state population and equal representation in the Senate.
Learn more about Compromises at the Constitutional Convention