events
September 10, 1976
A British Airways Hawker Siddeley Trident and an Inex-Adria DC-9 collide near Zagreb, Yugoslavia, killing 176.
1976 Zagreb mid-air collision
The 1976 Zagreb mid-air collision was a mid-air collision that took place on September 10, 1976, when British Airways Flight 476 en route from London to Istanbul, collided mid-air with Inex-Adria Aviopromet Flight 550 en route from Split, SFR Yugoslavia, to Cologne, West Germany, near Zagreb in modern-day Croatia. The collision was the result of a procedural error on the part of air traffic controllers in Zagreb.