Download-hearts-of-iron-iv-field-marshal-edition-v1-12-7-p2p

Naval invasions cannot be launched instantly; they require a "preparation time".

: When you eventually execute the plan, these units receive a combat bonus (attack and breakthrough) based on how well-prepared they are. download-hearts-of-iron-iv-field-marshal-edition-v1-12-7-p2p

: You must build an Intel Network in the target country first. Once the network is strong enough, you can launch the "Prepare Collaboration" operation from the Operations tab. 3. Naval Invasion Preparation Naval invasions cannot be launched instantly; they require

If you have the La Résistance DLC (included in some versions of the Field Marshal Edition), your spies can run the operation. Naval invasions cannot be launched instantly