SM UB-142 [SEP] vessel class
SM UB-142
SM "UB-142" was a German Type UB III submarine or U-boat in the German Imperial Navy () during World War I. She was commissioned into the German Imperial Navy on 31 August 1918 as SM "UB-142".
She was surrendered to France on 22 November 1918 in accordance with the requirements of the Armistice with Germany and broken up at Landerneau in July 1921.
Construction.
She was built by AG Weser of Bremen and following just under a year of construction, launched at Bremen
with a deck-mounted machine gun. "UB-13" was broken into sections and shipped by rail to Antwerp for reassembly. She was launched in March 1915 and commissioned as SM "UB-13" in April.
"UB-13" spent her entire career in the Flanders Flotilla and sank 11 merchant ships, about half of them British fishing vessels. In March 1916, "UB-13" was responsible for sinking the Dutch ocean liner , raising the ire of the Dutch public. "Tubantia" was the largest neutral vessel sunk during