The event will be held on May 19 in Sochi. In the year of its 20th anniversary M-1 Global with the support of Rostec State Corporation and the sponsorship of Rosoboronexport, will hold an international Mixed Martial Arts tournament «M-1 Challenge 77». The event will be held on May 19 in Sochi. The general sponsor of the event Rosoboronexport is the World's largest company for the export of military products, with a long history and more than half a century of keeping its traditions. M-1 Global...