Image of Tetris; Source
It all began with a puzzle-loving software engineer named Alexey Pajitnov,
who created 'Tetris' in 1984 while working for the Dorodnitsyn Computing Centre of
the Soviet Academy of Sciences, a research and development center in Moscow created
by the government.
- Mindy Weisberge
Around the 1980s, Tetris was very popular game in American and it was frist made from the Soviet Union. The creater, Alexey, made this simple puzzle game for fun and was inspired by "Pentominoes". Source
This blogspot may be outdated; yet, the strategies such as "4-Wide" and "Z-Spin" are still revelent. Click on the link to explore and become a pro.
Link of the list of Tetris games from the Wikia page