22nd Karelian Fortified Region (KaUR; ) is a 60 km wide area of Soviet

Soviet Union

The Soviet Union , officially the Union of Soviet Socialist Republics , was a constitutionally socialist state that existed in Eurasia between 1922 and 1991....

 defensive fortifications to the north of Leningrad

Leningrad

Leningrad is the former name of Saint Petersburg, Russia.Leningrad may also refer to:- Places :* Leningrad Oblast, a federal subject of Russia, around Saint Petersburg* Leningrad, Tajikistan, capital of Muminobod district in Khatlon Province...

 (now Saint Petersburg) that was built in 1928-1932, 1938-1939, 1941-1944 and 1950-1965 in the Soviet part of Karelian Isthmus

Karelian Isthmus

The Karelian Isthmus is the approximately 45–110 km wide stretch of land, situated between the Gulf of Finland and Lake Ladoga in northwestern Russia, to the north of the River Neva . Its northwestern boundary is the relatively narrow area between the Bay of Vyborg and Lake Ladoga...

 among other fortified areas (so called Stalin Line

Stalin Line

The Stalin Line was a line of fortifications along the western border of the Soviet Union. Work began on the system in the 1920s to protect the USSR against attacks from the West. The line was made up of concrete bunkers and gun emplacements, somewhat similar but less elaborate than the Maginot...

) constructed around that time in order to protect western borders of the Soviet Union. KaUR spans along the old Finno

Finland

Finland , officially the Republic of Finland, is a Nordic country situated in the Fennoscandian region of Northern Europe. It is bordered by Sweden in the west, Norway in the north and Russia in the east, while Estonia lies to its south across the Gulf of Finland.Around 5.4 million people reside...

-Russian border from Valkeasaari near the northern shore of the Gulf of Finland

Gulf of Finland

The Gulf of Finland is the easternmost arm of the Baltic Sea. It extends between Finland and Estonia all the way to Saint Petersburg in Russia, where the river Neva drains into it. Other major cities around the gulf include Helsinki and Tallinn...

 through Lempaala

Lempaala

Lempaala may refer to:*Lempäälä, a municipality in Finland*Lempaala, Finnish name of Lembolovo, a rural locality in Russia...

 to Nizhniye Nikulyasy Bay on the western shore of Lake Ladoga

Lake Ladoga

Lake Ladoga is a freshwater lake located in the Republic of Karelia and Leningrad Oblast in northwestern Russia, not far from Saint Petersburg. It is the largest lake in Europe, and the 14th largest lake by area in the world.-Geography:...

.

Its commander in 1941 was General Major Mikhail Andrianovich Popov.

See also

• Mannerheim Line
  Mannerheim Line
  The Mannerheim Line was a defensive fortification line on the Karelian Isthmus built by Finland against the Soviet Union. During the Winter War it became known as the Mannerheim Line, after Field Marshal Baron Carl Gustaf Emil Mannerheim. The line was constructed in two phases: 1920–1924 and...
  
  
• Salpa Line
• Molotov Line
  Molotov Line
  The so-called Molotov Line was a system of border fortifications built by the Soviet Union in the years 1940–1941 along its new western borders. These borders where the result of the Occupation of the Baltic States, Eastern Poland and Bessarabia in 1940....
  
  
• Stalin Line
  Stalin Line
  The Stalin Line was a line of fortifications along the western border of the Soviet Union. Work began on the system in the 1920s to protect the USSR against attacks from the West. The line was made up of concrete bunkers and gun emplacements, somewhat similar but less elaborate than the Maginot...