Angelina Jolie and William Hague have arrived to co-chair the largest ever summit on sexual violence in conflict.
Jolie said she was "so, so happy to be here" as she entered London's ExCel conference centre with the Foreign Secretary.
More top news
The heavily pregnant Duchess of Cambridge refused to be put off by bitterly cold winds and snow as she greeted Irish Guards members.
Celebrations are taking place across Northern Ireland to mark St Patrick’s Day.