Russia wanted to capture the entire Baltic Sea so that it would have access to the world ocean. This was done to develop trade routes. The Swedes were eager to keep the Baltic Sea; and being the main character in Europe, they only had to conquer the Russian land. As for the troops, the Poles, Germans and Dutch were on the side of Russia in this war. On the side of the Swedes, England and the Ottoman Empire.
One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.