The Russian army is the land-based military force of the Russian Federation. It is one of the largest and most powerful armies in the world, with a history that dates back to the 15th century. The army is responsible for defending the country and conducting military operations, both domestically and internationally. The Russian army is organized into various branches, including infantry, armor, and artillery. It is equipped with a range of modern weapons and technology, such as tanks and missile systems. The army also participates in training exercises and joint operations with other countries to enhance its capabilities.