Spangled Banner,” “ America the Beautiful” and “God Bless America” — all patriotic songs that celebrate America.

Lee Greenwood reflects on his patriotic anthem "God Bless the USA," explaining how the 40-year-old song continues to resonate across generations, even in politically divided times.

The 82-year-old country singer released his signature song "God Bless the USA, which is also known as "Proud to Be an American," in 1984.