The party 'leadership' is uncertain about what to do next. = ('Brit') The party 'leadership' are uncertain about what to do next.
The company has done very well 'under her leadership'. [=while she has been its leader]
What this country needs is the exercise of strong 'leadership'!
(..) We respectfully request a transfer to the Butterfly Room. Well, request granted! -But, Lotso... -Hush now, Kenneth. This toy's shown initiative, leadership. Why, l'd say we've found ourselves a keeper. Hear that, everyone? We got a keeper! We're calling you up to the big leagues, son. (..)2010 Toy Story 3