The Moscow International Symposium on Magnetism (MISM) is being held at Moscow State University every three years starting with the year 1999. The latest meeting MISM-2017 had gathered more than 800 scientists from 41 countries. From the first MISM-1999, the Symposium keeps the status of the largest international meeting on magnetism in Russia. The Organizing Committee focuses MISM-2020 on the most actual topics of modern magnetism.