Complex sentence: He resigned from Cabinet in 1976 to protest the government's implementation of official bilingualism and, in 1978 left the Liberal caucus entirely and crossed the floor to sit as an Independent MP for the remainder of his term.
Split into simpler sentences: He resigned from Cabinet in 1976 to protest the government's implementation of official bilingualism. In 1978, left the Liberal caucus entirely and crossed the floor to sit as an Independent MP for the remainder of his term.