The party that wins the election usually gets only 75-80% of the vote so in order to form a government, one of the two winning parties must invite a third party to join the coalition. Eddie van halen poster. There are also two major political parties in Italy, but one party, a Christian democracy, always wins a majority and the communist party always plays the role of the opposition party. The parties also divided the parties into the ruling party and the opposition party. What is the opposite? In 1747, the British aristocrat, Mr. Bolingbrooke, was the first to define the nature of this concept.