Final answer:
The Second Continental Congress was significant for electing George Washington, writing the Declaration of Independence, and issuing the Olive Branch Petition.
Step-by-step explanation:
The Second Continental Congress was significant for several reasons:
- It elected George Washington as commander-in-chief of the Continental Army, which united the colonies behind a military leader.
- It drafted and approved the Olive Branch Petition, which was an attempt at reconciliation with Great Britain.
- Most importantly, it wrote and issued the Declaration of Independence, officially declaring the American colonies as independent from British rule.