Poland mobilized late, and political considerations forced its army into a disadvantageous deployment. In all, germany deployed 60 divisions of nearly one and a half million men in the invasion. The polish army also lacked modern arms and equipment and had few armored and motorized units. They could deploy little more than 300 planes,. Most of which the luftof destroyed in the first few days the invasion. And that's called a false flag germany launched a surprise attack.