In Finland – far up in the north, Tango been the most enduring and popular music forms since the 1910s. Finns began to take up the form and write their own tangos in the 1930s. By the 1940s about half of the entries on the popular music charts were occupied by tangos. The central themes of Finnish tango lyrics are love, sorrow, nature and the countryside. Many tangos express a longing for the old homestead, or a distant land of happiness.