sentences:  On 28 September 1993 Otago students protested against a fee increase at the University Registry (Clocktower Building), which ended in a violent clash with police.In the lead up to the 1996 general election students trying to stop a 25% fee increase occupied the University Registry (Clocktower Building) for over a week (which was followed by similar occupations at campuses around the country), fee increases were limited to 17%.Since 2004, the Otago University NORML club has met weekly on the Otago campus to protest by smoking cannabis in defiance of New Zealand's cannabis laws.