two
there are 2 left in flying condition one in uk and the other in Hamilton,Canada
18
Saboten Bombers happened in 1992.
Beltway Bombers was created in 2009.
If the question is asking about the V bombers operated by Great Britain during the Cold War, there were three types; the Valiant, the Victor, and the Vulcan. Sorry, I do not know how many of each were built.
No, only two static examples survive, one at RAF Cosford, the other at Brooklands!
Airworthy.
Airworthy
8
7,377 Lancaster bombers were built.
At the height of the Luftwaffe's power they had about 2,800 bombers. Almost all of these were what the Allies would class as 'light bombers'.
Elmer Gantry
There are two flying Lancasters. One belongs to the RAF Memorial Flight, the second is based in Canada.
As of 2023, there are around 17 Avro Lancaster bombers still flying. Most of these operational aircraft are part of heritage and museum programs, primarily in the UK and Canada. The Royal Canadian Air Force and the Battle of Britain Memorial Flight in the UK maintain a few of these historic planes in flying condition, showcasing their significance in aviation history.
There are two flying Lancasters. One belongs to the RAF Memorial Flight, the second is based in Canada.
21
There are many single engine aircraft used as dive bombers and torpedo bombers that could be cited if this were the aim of the question - was it?