He was accused of 'assault'. = He was charged with 'assault'. = 'Assault' charges were brought against him.
He came 'under assault' for his unusual beliefs. [=he was severely criticized for his unusual beliefs]
He was found guilty of 'sexual assault'. [=the crime of touching someone in an unwanted sexual way]
(..) ...but there's a bonus involved. Tax-free. We can't conceal that you were a trainee. You'll be convicted of a crime. We're thinking a guilty plea to assault and battery would make sense. Given your nature. You'll do enough jail time to convince anyone this is no setup. You'll be on probation, (..)2006 The Departed
(..) ...so they know they have to weep after they use their weapons. There is no one more full of shit than a cop. Except for a cop on TV. I see that you have a record of assault. Yeah. What, you wanna hear about the showers? Is that what you wanna hear about? Did something happen to you? No. (..)2006 The Departed
(..) The lead dog drives the impala towards the hidden flankers. Anticipating their line the leader cuts the corner and joins a flanker for the final assault. It's all or nothing. One on one. The dog has stamina, the impala has speed. Leaping into the lake (..)2006 TvShow: Planet Earth Title: From Pole to Pole Season: 1 Episode 1