Complex sentence: Founded as a team for the English community in Montreal, they joined the Montreal Canadiens, who appealed to the French Canadian population; this was the first time since 1918, when the Montreal Wanderers folded, that Montreal would have a second hockey team.
Split into simpler sentences: Founded as a team for the English community in Montreal, they joined the Montreal Canadiens, who appealed to the French Canadian population. This was the first time since 1918, when the Montreal Wanderers folded, that Montreal would have a second hockey team.