Car Wars - video game - happened in 1981.
Meteos Wars happened in 360.
Ozma Wars happened in 1978.
Mytran Wars happened in 2009.
X-Wars happened in 2002.
Gemini Wars happened in 2012.
Carnatic Wars happened in 1746.
Arena Wars happened in 2004.
Trade Wars happened in 1984.
Neon Wars happened in 2006.
Bomberman Wars happened in 1998.
Advance Wars happened in 2001.