Turkey celebrates its 15th Anniversary as a Republic.
SLATE INFORMATION: Turkey's 15th Anniversary
People milling around and dignitaries at ceremony to mark 15th Anniversary of Republic of Turkey
Cavalry on horseback and leaders watching military parade
Crowd applauding and soldiers marching
Neon lights on buildings and boats in harbour
Trams and traffic along, Soldiers marching
Buildings lit up at night
Background: Turkey celebrates its 15th Anniversary as a Republic.