This is a photo collection curated by AP photo editors.

Kate Middleton, the Princess of Wales, attended the Irish Guards’ annual St. Patrick’s Day parade on March 17 at the ...

The Princess of Wales made a solo appearance with the regiment in their annual London parade—and joined them for a ...

Hundreds of thousands of people have packed the streets of Dublin to watch Ireland’s national St. Patrick’s Day parade.

Kate Middleton is back in action at the St. Patrick's Day Parade with the Irish Guards! See the best photos from her day out, ...

Kate Middleton attended the traditional parade consecutively beginning in 2012, which made her absence at the festival last ...

Kate Middleton stepped out in style on St. Patrick's Day for the parade with the Irish Guards. See her recycled outfit and ...

Princess Kate Middleton returned to the Irish Guards’ St. Patrick’s Day Parade in London, her first since her cancer fight.

Kate Middleton enjoyed the annual St. Patrick's Day parade with the Irish Guards in London on March 17, spending time with ...

Kate Middleton always rocks the same piece of jewelry for one occasion, but she doesn't own it and it's not part of the royal ...

The Princess of Wales is attending the St Patrick's Day parade this morning and chose the perfect outfit for the occasion.

She also awarded long service and good conduct medals to two soldiers during a ceremony in the officers’ mess.