@weiss1163770@Playfra0@GeromanAT Your abcd of infantry based attrition warfare.
This breakthrough didn't happen suddenly: the defensive positions got chewed up, infiltrated and positions to suppress defense manoeuvre established.
It's culmination of something that happened probably over several days/weeks
@weiss1163770@Playfra0@GeromanAT Lol, no. Cohesive defensive lines are like network of firing points, fortifications, bunkers, trenches, etc that create kill zones and deny access. Under attack: your infantry quickly mans those and reserves arrive to fully man defensive lines.
If you lose fortifications: next