deutschdictionary
verb
(TO STATE SOMETHING AS A FACT)
He claims that he is right. - Er behauptet, dass er recht hat.
(TO STATE FIRMLY OR CONFIDENTLY)
She asserts that she knows the truth. - Sie behauptet, die Wahrheit zu kennen.
(TO STATE WITHOUT PROOF OR EVIDENCE)
The newspaper alleges that he is guilty. - Die Zeitung behauptet, er sei schuldig.