Flag in Exile (Honor Harrington Series #5)

Hounded into retirement and disgrace by political enemies, cut to the heart by the murder of the man she loved, and bereft of confidence in herself and her abilities, Captain Honor Harrington has retreated to the planet Grayson to take up her role as Steadholder while she tries to heal her bitter wounds.
But the People's Republic of Haven is rising from defeat to threaten Grayson anew, and the newborn Grayson Navy needs her experience desperately. It's a call Honor cannot refuse, yet even…