Historical clue formulations

• Rank for a rear admiral — 2021-07-18
• Like the rank of major general — 2020-07-12
• Like a midlevel general or a so-so movie — 2017-12-25
• Like major generals — 2016-07-10
• Somewhere between excellent and poor, as a restaurant — 2011-06-29
• General description? — 2001-01-12