
10 Rubber can be added through a unique National Focus, and several prospecting Decisions are available to expand Aluminum, Tungsten and Steel production as Excavation technologies are researched. However, they lack Rubber and Chromium and so these must be imported. They have more than enough of Oil and Aluminum, as well as sufficient Steel, and will profit greatly from their exports in the game. When it comes to resources, the Americans live in abundance.

Another undermining factor for the country's might is the low number of military factories, rendering its army very weak at the start. To fully exploit the U.S.'s economic potential, one has to go to war to enable the removal of The Great Depression modifier and to change the economic laws. only has 22 civilian factories available for construction. However, due to the immense 80% consumer factory requirements by the country's national spirits, the U.S. The United States boasts, without a doubt, the largest construction capability of the major powers by 1936. A "great neutral nation" will be drawn into a great whirlpool, whether it is hoped or not. The US policy of non-interference with foreign wars has been established, but tensions are increasing in Europe and Asia. This has come to a dramatic end as the nation is in trouble due to the Great Depression. Of course, it may happen that despite the above steps, the file still does not work.The United States returned to isolation from the end of World War I and enjoyed economic prosperity in the Roaring Twenties. Check for the following problems with the HOI4 file Some applications allow you to update from the program level, and for others you need to download the installer from the Paradox Interactive page and install. If, however, after binding Hearts of Iron IV with Hearts Of Iron IV Saved Game Format there were still problems, you should update the program to the latest version. Update Hearts of Iron IV to the latest version " box will permanently associate the HOI4 file with the Hearts of Iron IV program. Checking the "Always use the selected program.

The program should be visible in the window, otherwise it should be selected manually using the "Browse" button and the program installation directory should be indicated. Using the "Change" button we can set the program to handle this type. The window will show, among other things, the type of the file and the information by which the program is used to launch the file. It is most convenient to call the context menu with the right mouse button and select Properties. If the application is or has been freshly installed, but the HOI4 file still does not use the Hearts of Iron IV program, it means no association. Create association of Hearts of Iron IV with HOI4 files
