American patriotic music 1917, when he saw headlines announcing the U.S. had entered World War I. Cohan also is famous for penning "Yankee Doodle Dandy," an over-the-top parody of patriotic music. A 1918 Irving Berlin composition, "God Bless America", is sometimes considered an unofficial national anthem of the United States and is often performed at sporting events alongside (or, in some rare cases, such as Ronan Tynan, in place of) "The Star-Spangled Banner." In 1940, Woody Guthrie wrote "This Land Is Your Land" in response to his dislike of "God Bless America", calling it unrealistic and complacent. The World War II era produced
God Bless the U.S.A. way of boosting morale. The popularity of the song rose sharply after the September 11 attacks and during the 2003 invasion of Iraq, and the song was re-released as a single, re-entering the country music charts at No. 16 and peaking at No. 16 on the "Billboard" Hot 100 pop chart in 2001. The song was also re-recorded in 2003 and released as "God Bless the U.S.A. 2003". Greenwood also wrote a Canadian version of this song called "God Bless You Canada". The song has sold over a million copies in the United States by July 2015. Greenwood wrote "God