Complex sentence: A goal of the organisation was reducing the power of trade unions and supporting the right to decide conditions of work within individual enterprises, in 1980 members of ZAP circulated an anti-union petition in Christchurch.
Split into simpler sentences: A goal of the organization was reducing the power of trade unions and supporting the right to decide conditions of work within individual enterprises. In 1980 members of ZAP circulated an anti-union petition in Christchurch.