[PAR] [TLE] Fresno State–San Diego State football rivalry [SEP] The Fresno State–San Diego State football rivalry is an American college football rivalry between the Fresno State Bulldogs football team of California State University, Fresno and San Diego State Aztecs football team of San Diego State University.  Both schools are members of the Mountain West Conference.  The winner of the game receives the "Old Oil Can" trophy. [PAR] [TLE] Mountain West Conference [SEP] The Mountain West Conference (MW) is one of the collegiate athletic conferences affiliated with the National Collegiate Athletic Association (NCAA) Division I Football Bowl Subdivision (FBS) (formerly I-A).  The MW officially began operations in July 1999.  Geographically, the MW covers a broad expanse of the Western United States, with member schools located in California, Colorado, Hawaii, Idaho, Nevada, New Mexico, Utah, and Wyoming.  Craig Thompson has served as Commissioner of the MW since its founding in 1999.
[PAR] [TLE] Fresno State – San Diego State football rivalry [ SEP ] The Fresno State – San Diego State football rivalry is an American college football rivalry between the Fresno State Bulldogs football team of California State University , Fresno and San Diego State Aztecs football team of San Diego State University . Both schools are members of the Mountain West Conference . The winner of the game receives the " Old Oil Can " trophy . [PAR] [TLE] Mountain West Conference [ SEP ] The Mountain West Conference ( MW ) is one of the collegiate athletic conferences affiliated with the National Collegiate Athletic Association ( NCAA ) Division I Football Bowl Subdivision ( FBS ) ( formerly I - A ) . The MW officially began operations in July 1999 . Geographically , the MW covers a broad expanse of the Western United States , with member schools located in California , Colorado , Hawaii , Idaho , Nevada , New Mexico , Utah , and Wyoming . Craig Thompson has served as Commissioner of the MW since its founding in 1999 .
When did the conference the members of the Fresno State–San Diego State rivalry are both part of begin operations?
When did the conference the members of the Fresno State – San Diego State rivalry are both part of begin operations ?
July 1999
July 1999