Complex sentence: A member of the National Secretariat of the Italian Communist Party, he fiercely opposed the dissolution of the party proposed by Achille Occhetto in 1991, which lead to the formation of the Democratic Party of the Left.
Split into simpler sentences: A member of the National Secretariat of the Italian Communist Party, he fiercely opposed the dissolution of the party proposed by Achille Occhetto in 1991. This led to the formation of the Democratic Party of the Left.