Since the shooting , several more rallies have been planned to take place with the focus on legislative action . The Women 's March Network organized a school walkout that took place on . A series of demonstrations called " March for Our Lives " on included a march in Washington , D.C. On , the anniversary of the Columbine High School massacre , all-day walkouts were planned for teacher groups by educators Diane Ravitch and David Berliner , as well as student groups
Columbine High School massacre
Columbine High School massacre
Stoneman Douglas High School shooting