If you want to debate that attacking along a ~50 km front is analogous to assaulting a 13 sq km island, then we're talking past each other. I'm also not sure w

If you want to debate that attacking along a ~50 km front is analogous to assaulting a 13 sq km island, then we're talking past each other. I'm also not sure what your point is. Are you claiming that Army doctrine was more effective for amphibious assaults?