Short answers, pulled from the story.
The Canadian Football League formally reorganized as a new entity on the 19th of January 1958. This transition occurred when the Canadian Football Council left the Canadian Rugby Union to establish the league.
Governor General Earl Grey donated the trophy in 1909 for the Senior Amateur Football Championship of Canada. The Toronto Argonauts have won the most Grey Cups with nineteen wins total including their most recent victory in 2024.
Since 1986, the regular season has been eighteen games long. Prior to this change, teams played sixteen games per season following the full merger of conferences in 1981.
The league admitted its first United States-based franchise in 1993 and expanded further in 1994 with teams like the Baltimore Stallions. Post-U.S. expansion era returned the league to an all-Canadian format in 1996 with nine teams after financial problems prompted abandonment of the experiment.
Randy Ambrosie succeeded interim Commissioner Jim Lawson on the 5th of July 2017. He spent nine seasons as a player before becoming the first commissioner to have played in the league since Larry Smith left in 1997.