the tnc allocated "u-1305" to the soviet union. on 4 december 1945, she arrived in libau, latvia, as british "n"-class "n25". on 13 february 1946, the soviet navy allocated her to the baltic fleet. she was renamed "s-84" on 9 june 1949, then sent to the reserve fleet on 30 december 1955. "s-84" went to the northern fleet as a test hulk and was later sunk in the barents sea on 10 october 1957, during an atomic bomb test off of novaja zemlja.