Original sentence: Emerging in the mid 1950s, on near equal-footing to American popular music, Canadian popular music enjoyed considerable success at home and abroad,  and left an indelible mark on the Doo-wop days
Edited sentence: Emerging in the mid 1950s, on near equal-footing to American popular music, Canadian popular music enjoyed considerable success at home and abroad, leaving  an indelible mark on the Doo-wop days