Complex sentence: Benjamin is unpopular among some in the anti-globalization movement due to remarks during 1999's anti-WTO demonstrations in Seattle which seemed to suggest that "anarchists" who engaged in property destruction should have been arrested by the police.
Split into simpler sentences: Benjamin is unpopular among some in the anti-globalization movement due to remarks during 1999's anti-WTO demonstrations in Seattle. The remarks seemed to suggest that "anarchists" who engaged in property destruction should have been arrested by the police.