Complex sentence: Women associated with the party staged a suffrage parade on March 3,1913, the day before Wilson's inauguration; they also became the first women to picket for women's rights in front of the White House.
Split into simpler sentences: Women associated with the party staged a suffrage parade on March 3,1913, the day before Wilson's inauguration. They also became the first women to picket for women's rights in front of the White House.