grand strategy game

noun1

1. •
   A type of advanced strategy wargame in which players must devise their own grand strategy by controlling a territory's military movements and using its resources. The genre, which includes both tabletop games and video games, differs from the similar 4X genre in imposing asymmetric starting conditions (i.e., some territories begin with a stronger military or more resources).

   • […] and World Empire, a Risk-style computer grand-strategy game published in 1991. — 2013