15:28 well, modern artillery is quite different from cannons. if you look at the napoleon wars, you will see that 16th century cannons fire straight cannonballs. hence if infantry or cavalry charge in a mass formation, those cannonballs will shoot straight through and deal huge casualties.
Michael Chan , your grandfather risking everyone’s life for your realm #i bet your Wife Michelle Chan is such a great Chinese teacher who gives herself everything for you as well #Good Job ,CK Chan