How to do naval invasions like a pro

Hello, in this guide from Hearts of Iron 4, on dlc No Compromise, No Surrender, I want to show you how to do naval invasion, what doctrines to choose, and which units to use to land everywhere. 0:00 - 6:10 - Doctrines, techs, and production 6:11 - 10:05 - Marines design 10:06 - 13:12 - Amtrack design 13:13 - 17:48 - How to get planning and invasion