Here’s how Mother’s Day came to be, and how it’s changed over time. Suffragist and writer Julia Ward Howe first suggested the idea of Mother’s Day in the United States in 1872. Howe was a pacifist and saw the holiday as a chance to unite women and rally for peace.

Mother’s Day and Father’s Day are great occasions to honor the parental figures in your life. But it seems many moms and dads like to vent about their special days on Twitter ― and many like to highlight the differences between the two holidays.