Battleship construction by the treaty powers in the early 1930s would create pressure on outsiders to respond. Soviet Project 21 is one of the studies Stalin might advance if other powers were visibly building. The proposed outcome is a fast but lightly armored vessel, with an F3-like layout among the possibilities. The joking nickname "Nelsonski" conveys the resemblance of the concept without establishing that its internal design would match Nelson. This remains a conditional extension of the earlier construction scenario.
Chapter · 1:26:36-1:27:57
Earlier treaty-power construction could encourage Soviet Project 21
New battleships in the treaty navies could put pressure on Stalin to advance Soviet capital-ship studies, including Project 21.