With the average number of wars this age only 4 wars in 8 weeks, things are definitely slowing down in the warring game. Wars have been steadily becoming more and more win-dependent over the ages to be worth engaging in, so less and less kingdoms are willing to just war for the sake of warring. Offer to war at a mild disadvantage and try your best to overcome it, makes the war challenging and keeps your kingdom active, avoiding the stagnation that is seeping into the warring game.