London [United Kingdom] July 11(NT): A day after the Royal Family celebrated the baptism ceremony of Prince Louis, the family joined up to mark the 100th Anniversary of the Royal Air Force (RAF). Worth mention here the Royal family has a very old commitment to the Royal Air Force with four generations of the family having served or trained with the United Kingdom's airborne warfare force, and several holding voluntary ranks and patronages with RAF charities and relatives. The ceremony began with a service at Westminster Abbey and Queen Elizabeth II at the Buckingham Palace addressed . After the speech, the Queen presented a new flag, called as a 'Colour' to the RAF Regiment. In her address, the Queen remembered the Battle of Britain. She said that UK shall never forget the courage and sacrifice of that time. In her speech she further remembered her father George VI. He became the first member of the Royal Family to make the grade as a Royal Air Force pilot. The Prince of Wales, Duchess of Cornwall, Duke of Cambridge, Duke of York, and Duke and Duchess of Sussex then were present at a reception here. Last of all, the members of the Royal Family watched a presentation of the RAF 100 Relay. This presentation had been carried throughout the United Kingdom for the last 100 days. (NT)