Tang Mo didn't showcase his most advanced automatic weapons at the exhibition; instead, he displayed the mature Maxim series of machine guns.
This caused his automatic weapons to seem less impressive, so the spotlight was completely stolen by a massive cannon with a 280mm caliber.
But everyone knew that weapons had already changed the mode of warfare, and what future wars would look like was uncertain now.
In the past, training a soldier merely required issuing a uniform, a musket, then having them fire a few shots. Nowadays, the cost of training a soldier was obviously higher.
Steel helmets gradually gained attention from troops of various countries, and although they hadn't become ubiquitous yet, the number of nations equipping their soldiers with steel helmets was increasing.
With the widespread use of brass cartridge ammunition, all soldiers now needed equipment to carry ammunition on either side.