4 September 1941
Karelian Army begins to advance towards river Svir and Petroskoi in East Karelia.
General Jodl arrives to Finland to talk about Finland's stance on Leningrad.
Mannerheim repeats what he said to Waldemar Erfurth: Finland will not attack against Leningrad.
Long range patrol is for the first time extracted by a plane from behind enemy lines.
Ingrians in Finland send a letter to the prime minister, wishing Ingria to be annexed by Finland.
Finnish daily losses: 308
General Jodl & Mannerheim