In the War Thunder “New Power” update, we are dividing warships from all playable nations into two separate tech trees with traditional vertical research - blue-water(larger ships) and coastal fleets(smaller vessels).
Torpedo boats, gunboats, and frigates will be upgraded in their own tree, while enthusiasts of larger ship classes will be able to start research immediately from reserve destroyers to heavier ship classes. In this case, ships of all classes will still meet together in battles, the ships you have already researched will not need to be researched again, and the crews will be able to master any types of ships without restrictions.
The division in the fleet tech trees requires changes in the cost of researching, buying and repairing ships from different classes. For details on these changes, see
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