What is the Order of the Garter and who are the members?

Garter Day 2023 will see two new people welcomed into the historic Order of the Garter. What is it and how are members selected?

Order of the Garter - Wikipedia

A Royal Tradition: The History of the Order of the Garter

What is the Order of the Garter and who are the members?, UK News

Tony Blair: Former PM becomes member of Order of the Garter

What is Garter Day? The Ancient Knightly Order being celebrated

Order of the Garter - Wikipedia

Queen Elizabeth II - latest news and pictures on the late Queen - page 3

Order of the Garter, Monarchy of Britain Wiki

The Order of the Garter Britain's highest honour