First United States lighthouse, located on Little Brewster Island in Boston Harbor, started operating in 1716. It was attacked by both the Americans and the British during the Revolutionary War. The “new” lighthouse was constructed on the same location in 1783. A National Historic Landmark, it continues to work today. Children can learn more at: First Lighthouse.
OPEC (Organization of the Petroleum Exporting Countries) was established in 1960. The goal of OPEC is to establish systems to stabilize oil prices and output of its members. The twelve members are: Algeria, Angola, Ecuador, Iran, Iraq, Kuwait, Libya, Nigeria, Qatar, Saudi Arabia, United Arab Emirates, and Venezuela.