Cavalry Sunday is the annual parade of the Combined Cavalry Old Comrades Association which takes place in Hyde Park each year. Retired members of the cavalry regiments march to a service and commemoration around the band stand in the SE corner of Hyde Park and the nearby memorial to the bombing which took place there. The old troopers typically wear bowler hats and march with furled umbrellas.
Those marching are retired members from the cavalry regiments.
A: Yes

The 1957 Wednesbury by-election was held on 28 February 1957 after the incumbent Labour MP, Stanley Evans, resigned from the House of Commons and the Labour Party after he had refused to vote against the Conservative government on the Suez Crisis. The Labour candidate, John Stonehouse, retained the seat with an increased majority.
The Suez Crisis led to Evans quitting his position because he wanted Stonehouse to win the seat.
A: It's impossible to say

Amy Timberlake is the author of three children's books: "One Came Home", "That Girl Lucy Moon", and "The Dirty Cowboy". "One Came Home" was awarded the Newbery Honor and the Edgar Award. "That Girl Lucy Moon" was awarded by the Friends of American Writer's Literacy, and "The Dirty Cowboy" has received a Parent's Choice Gold Medal and won the 2004 Golden Kite Award.
Amy Timberlake won a Parent's Choice Gold Medal and won the 2014 Golden Kite Award.
A:
No