question:
The Byzantine Empire ruled the northern shores of the Sahara from the 5th to the 7th centuries.
What group of people ruled the northern shoes of the Sahara?

answer: yes

question:
The church established cathedral schools in the Early Middle Ages as centers of advanced education.
What happened with education during the Early Middle Ages?

answer: yes

question:
Federal courts are solely creatures of the federal Constitution and the federal Judiciary Acts.
Where do the federal courts fall?

answer: yes

question:
The election of Michael Foot as leader in 1980, and the leftist policies he espoused, such as unilateral nuclear disarmament, leaving the European Economic Community (EEC) and NATO, closer governmental influence in the banking system, the creation of a national minimum wage and a ban on fox hunting led in 1981 to four former cabinet ministers from the right of the Labour Party (Shirley Williams, William Rodgers, Roy Jenkins and David Owen) forming the Social Democratic Party.
What year was Michael Foot elected as leader?

answer:
yes