Past week been digging in my personal archive and came to the conclusion that the last 2 decades it has been going extremely fast with decommissioning of numerous types of aircraft.
Fact is that most airforces have been decimated and some airforces have pulled out of Europe completely.
Also the introduction of new types have led to retire others.
To give you a glimpse of what has been are here some examples.
Want to see more click here.