"This Land Is Your Land" is a song by #AmericanFolk singer #WoodyGuthrie. One of the #UnitedStates' most famous #folkSongs, its lyrics were written in 1940 in critical response to #IrvingBerlin's "#GodBlessAmerica". Its #melody is based on a #CarterFamily tune called "When the World's on Fire". When Guthrie was tired of hearing #KateSmith sing "God Bless America" on the radio in the late 1930s.
https://www.youtube.com/watch?v=z1Bo6xFg9x0