Watch: Ceremonies mark campaign of Gallipoli anniversary
Leaders from Australia, New Zealand, Turkey, Ireland and Britain's Prince Charles are attending ceremonies marking 100 years since the campaign of Gallipoli.
About 131,000 - 45,000 Allied forces and 86,000 from Turkey - died in the campaign, which began in 1915.
The series of events in Turkey include an international ceremony and a Commonwealth and Irish commemoration.
A separate service will also mark France's participation in the campaign.
Some parts of the ceremonies will have no English translation
24 Apr 2015