This DLC was released in late September 2022, and many Polish guides or wiki pages were being heavily edited and finalized in early November to reflect the new Italian focus trees and aircraft designer mechanics [1, 2].
Given the specific timestamp (), this most likely refers to a version history or "Data edycji" (Edit Date) for one of the following: Common Sources for this Timestamp Hearts of Iron IVData edycji: 7-11-2022, 15:53P...
A completely overhauled system for claiming states, puppeting, and resource rights after a war. This DLC was released in late September 2022,
The introduction of a modular system to build specific airframes (fighters, CAS, bombers) using various engines and armaments. 2]. Given the specific timestamp ()