What is the creative background of Katyusha?

The background of Katyusha's creation is:

During the period of 1938, when the Zhanggufeng incident happened, it was the summer and autumn season in Hunchun area, and it was here that the Soviet poet Isakovski got creative inspiration and wrote the poem Katyusha.

After seeing this poem, blanchard, a famous Soviet composer, immediately composed it into a song, which was quickly sung all over the Soviet Union, and immediately set off a patriotic upsurge in the Soviet Union.

Song appreciation

The song "Katyusha" depicts the beautiful scenery of a girl named Katyusha who missed her lover who left her hometown for frontier defense when the former Soviet Union returned to the earth in spring.

This is of course a love song. This song is not euphemistic and lingering in general love songs, but has a bright and simple rhythm and a simple and smooth melody, so it has been widely sung for many years and is very popular. During the Soviet-German War, this song played an extraordinary role in that war. Although Katyusha is famous, it is not the Russian folk Song Like Kalinka.