Based on the clue 'a director of londons national gallery he introduc...', what is the answer?

Based on the clue 'a direct current generator or a person with lots o...', what is the answer? Based on the clue 'a direct telephone connection between heads of gov...', what is the answer? Based on the clue 'a direction on a map what proverbially is wasted ...', what is the answer? Based on the clue 'a directional word for the liberal side of politic...', what is the answer? What is referred to by 'a dirty shabby bar'? Based on the clue 'a disappointing end after a big buildup', what is the answer? What is associated with: a disastrous economic program called the great leap forward was begun in this country in 1958? Based on the clue 'a disco anthem first i was afraid i was petrified', what is the answer?