The Ba'ath Party captured 20 seats, down from 22, in the 1961 election.
The party captured 415 of 517 seats in 1984.
The Democrats also captured six seats in the Assembly, increasing their lead to 47 to 33.
Democrats can control the 62-member chamber by capturing two more seats.
To win the House, Democrats must capture 15 seats.
DP captured 505 seats with 57.6% vote, due to the winner-take-all system.
The current opposition has to capture 94 seats to secure an overall majority - and Peterborough is the 95th.
Active co-operation had actually started at the 1890 election when a joint list captured five seats in the Reichstag.
Now, he says, the Republicans could capture 10 or 15 seats.
The Opposition Grand alliance could capture only 25 seats.