Nancy Pelosi: key moments from the Democrat's time as House speaker – video

THe US House of Representatives speaker, Nancy Pelosi, the first woman to hold that influential post, has announced she will be stepping down as the Democratic leader in the chamber after Republicans secured a narrow majority after the midterm elections. It marks the end of a historic leadership career highlighted by her ability to hold a fractious caucus together and challenge the world's most powerful men - including the former president Donald Trump. Here is a look back at her long and defiant career