Bayan Bitrus ya ci sarautar Rasha, ya janye sojojin Rasha daga yakin shekaru bakwai kuma ya kulla yarjejeniyar zaman lafiya da Prussia.Ya yi watsi da cin nasarar Rasha a Prussia kuma ya ba da sojoji 12,000 don yin kawance da Frederick II na Prussia.Ta haka ne Rasha ta sauya daga maƙiyin Prussia zuwa ƙawance - sojojin Rasha sun janye daga Berlin kuma suka yi yaƙi da Austrians.Peter haifaffen Jamus da kyar ya iya yin magana da Rashanci kuma ya bi ƙaƙƙarfar manufofin Prussian, wanda ya sa ya zama shugaban da ba a so.Sojojin da ke biyayya ga matarsa, Catherine, tsohuwar Gimbiya Sophie na Anhalt-Zerbst ne suka kore shi, wanda duk da nata asalin Jamusanci, 'yar kasar Rasha ce.Ta gaje shi a matsayin Empress Catherine II.Bitrus ya mutu a fursuna ba da daɗewa ba bayan an hambarar da shi, wataƙila da amincewar Catherine a matsayin wani ɓangare na makircin juyin mulkin.