 Construction of all three ships was ordered halted on 10 July 1941 , and the Sovetsky Soyuz was placed into long @-@ term conservation as the most advanced ship . However , all three were officially stricken from the Navy List on 10 September 1941 . 
 Construction of all three ships was ordered halted on 10 July 1941 , and the Sovetsky Soyuz was placed into long @-@ term conservation as the most advanced ship . However , all three <a href='uninflect' title='1'><mark>were</mark></a> officially stricken from the Navy List on 10 September 1941 . 
Construction of all three ships was ordered halted on 10 July 1941 , and the Sovetsky Soyuz was placed into long @-@ term conservation as da most advanced ship . However , all three was officially stricken from the Navy List on 10 September 1941 .