Weeds 'overran' the garden. = The garden was 'overrun' with/by weeds.
The tank divisions 'overran' the countryside.
The runner 'overran' [=ran past] third base.
(..) long held intact. - What would you have me do? - I will not yield... ...the river in Pelennor unfought. Osgiliath must be retaken. My lord, Osgiliath is overrun. Much must be risked in war. Is there a captain here who still has the courage to do his lord's will? You wish now that our places (..)2003 The Lord of the Rings: The Return of the King