Battle of Stalingrad Air Army from the north as part of the Don Front offensive and 1st Guards Army, 5th Tank, 21st Army, 2nd Air Army and 17th Air Army from the south as part of the Southwestern Front. The calculation of casualties depends on what scope is given to the Battle of Stalingrad. The scope can vary from the fighting in the city and suburbs to the inclusion of almost all fighting on the southern wing of the Soviet–German front from the spring of 1942 to the end of the fighting in the city in the winter of 1943. Scholars have produced
Russian given name (calendar or Christian names, usually modified) and non-canonical. The 14th century was marked by the elimination of non-canonical names, that ended by the 18th century. In the 20th century after the October Revolution the whole idea of a name changed. It was a completely new era in the history of Russian names, marked by significant changes in common names. The names of popular saints are known as "calendar names" from their occurrence in the Eastern Orthodox liturgical calendar. A common custom is to name the baby for the saint who is the patron over their birthday. Such names include Ivan