Because of the weakening of the Ottoman Empire conservative Janissaries blocked needed military reform and allowed their state to lose ground to European rivals. Also the weakness in technology included the imperial navy.
Giants- ”Three different Turks”. From left to right: a ‘başıbozuk’ (irregular soldier of the Ottoman army), a beggar (holding up his left hand) and – probably - a lower-rank military of the regular army, on leave.
century painting showing the Ottoman Sultan Mehmed IV, Taking the throne at age six, his reign was significant as he changed the nature of the Sultan's position forever by giving up most of his executive power to his Grand Vizier.