Louis Armstrong (1901–1971), nicknamed Satchmo or Pops, was an American trumpeter, composer, singer and occasional actor who was one of the most influential figures in jazz. His career spanned five decades, from the 1920s to the 1960s, and different eras in jazz.
Louis Armstrong was 70 when he died
Louis Armstrong was 70 when he died could be correct or incorrect because we don't know the exact dates of when he was born or when he died, he could have been 69