Walter Anthony Bradford was born in Chicago, Illinois, United States on 3 March 1989, and he was raised in Peoria. He had seven brothers and three sisters, and he began rapping at the age of fifteen, using his rapping to talk about the struggles that him and his family faced; his father was an alcoholic, while his mother was a crack addict. In 2008, Bradford and a few friends formed the rap group "300", named for the movie about the 300 Spartans at the Battle of Thermopylae, and he took on the rap name "Montana of 300". Even after the group disbanded, Bradford retained his name of "Montana of 300", and he did his own remixes of popular rap songs, with "Chiraq" and "Panda" being his most famous remixes. In 2014, he released his first mixtape, and his lyricism and powerful messages were lauded by critics. On 27 May 2016, he released his debut studio album, Fire in the Church. On 17 May 2017, he was arrested, but he released his second album Don't Doubt the God on 20 May 2017.