 During World War II, the district was not occupied by German troops but until 1943 stayed in the immediate vicinity of the front lines.In February 1963, during the abortive administrative reform by Nikita Khrushchev, Kirovsky and Penovsky Districts were merged into Ostashkovsky District.On January 12, 1965 Selizharovsky District (which occupied the same area as Kirovsky District), and on December 27, 1973 Penovsky District were re-established.