Forge alliances, lead armies, and engage in modern warfare in The Grand Frontier, an action-packed SLG game with intense PVP and cross-server events. Launch military campaigns, capture nuclear bases, and battle other players worldwide. Build a formidable army base with tanks, aircraft, and missiles. Plan military operations, construct defenses, and mine nuclear resources to strengthen your base. Develop strategies, employ military tactics, join alliances, upgrade energy sources, and deploy chem