Original sentence: That convention itself was one of the most bizarre in recent American history, with sessions beginning in the early evening and lasting until sunrise the next morning, and previously-excluded political activists gaining influence at the expense of elected officials and traditional core Democratic constituencies such as organized labor, thus resulting in a convention far to the left of a good part of the rank-and-file of the Democratic Party.The 1972 convention was significant in that the new rules put into place as a result of a commission which McGovern himself had chaired opened the door for quotas mandating that certain percentages of delegates be women or members of minority groups, and subjects that were previously deemed not fit for political debate, such as abortion and gay rights, now occupied the forefront of political discussion