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 Askari happened in 1983.
Operation Python happened in 1971.
Operation Nicety happened in 1942.
Operation Albion happened in 1917.
Operation Colombo happened in 1975.
Operation Batman happened in 1942.