This is a concept for a timeline where the Great War ends in a draw. There are some changes in German leadership early in the war and because of that the US doesn't join the war and the stalemate on the Western front is eventually solved by a mutually agreeable peace treaty in 1920.
The...
What would had happen to airships if there where no Hindenburg-accident. what would their further technicel development and where and how could they compete against airplanes?
Would we see airship routs connecting european cities?