select the dependant clause
After Francis Scott Key witnessed an intense British attack on Fort McHenry during the War of 1812, he wrote the words to "The Star-Spangled Banner," thee national anthem of the United States of America.
After Francis Scott Key witnessed an intense British attack on Fort McHenry during the War of 1812, he wrote the words to "The Star-Spangled Banner," thee national anthem of the United States of America.