The Movie Timeline - be obsessive, be very obsessive
The Mummy - timeline
High Priest Imhotep murders Pharoah Seti I and is then cursed and mummified alive; Ramesses II succeeds his father Seti I.
Rick O'Connell's French Foreign Legion troops are overrun by Arab forces. (Hamunaptra)
Evy saves Rick O'Connell from the gallows to lead an expedition to Hamunaptra, where they inadvertently resurrect High Priest Imhotep. (Cairo, Egypt)