21.   Could it be that science, which has long been a subsidiary concern for explorers, is at last destined to take a leading role?

22.   Triple gun-decks mounted sixty-four bronze cannon.She was intended to play a leading role in the growing might of Sweden.

23.   Awaited since the Communist Party renounced its constitutionally guaranteed leading role in March, the law formally set in place a multiparty system.

24.   Whilst reaffirming the leading role of the CPV, it significantly increased the powers of the National Assembly, the Prime Minister and President and the Council of State.

25.   Congress, since the middle ages, since the nineteenth century, Swan Hunter has played the leading role in British maritime history.

26.   The student is required to take a leading role in undertaking the activity and to initiate and sustain working relationships throughout the module.

27.   The Foreign Office, too, had no intention of departing from its search for a leading role for Britain in Western Europe and elsewhere.

28.   Admittedly the British, despite their economic problems, still tried to retain the leading role.

29.   Nasser must not be turned into a hero and gratuitously accorded the leading role in the Middle East.

30.   Quite rightly strategies to cope with the problems of electronic records are being implemented from the top down, with the various national archives taken a leading role.