Before revision: 1967–1969: Revolution and peak of influence thumbtime=0:45|Anti-war protesters in Lincoln Park, Chicago, attending a Yippie organized event, approximately five miles north of the 1968 Democratic National convention .
After revision: 1967–1969: Revolution and peak of influence thumbtime=0:45|Anti-war protesters in Lincoln Park, Chicago, attending a Yippie organized event, approximately five miles north of the 1968 Democratic National Convention .