Operation Colossus happened on 1941-02-10.
Shadow of the Colossus happened in 2005.
Colossus Chess happened in 1988.
The Colossus of Rhodes was toppled by an earthquake in 226B.C.
Bletchley Park's
The first programmable digital computer, known as the Colossus, was put into operation in December 1943 at Bletchley Park in the United Kingdom. It was developed by British engineer Tommy Flowers and his team to help decrypt the Lorenz-encrypted messages used by the German military during World War II. The Colossus played a crucial role in the Allied efforts by significantly speeding up the code-breaking process.
It depends what number colossus it is
Operation Veritable happened in 1945.
Operation Sunstar happened in 1941.
Operation Roundabout happened in 1943.
Operation Birke happened in 1944.
Operation Medusa happened in 2006.
Operation Crackers happened in 1943.