The Whole Theory was created in 2000.
Because the whole of a theory is that it cannot be proven...
The whole science of spectroscopy is proof of it.
Groove Theory was created in 1995.
Stevens Theory was created in 1917.
The HAB Theory was created in 1976.
Consistency Theory was created in 1200.
A Theory of Relativity was created in 2001.
A Theory of Everything was created in 2001.
Theory of Colours was created in 1810.
Abstract Theory was created in 2002.
The Theory of Everything was created in 2002.
Enochian Theory was created in 2004.