What is the meaning of: "factories of all kinds should be based on war policy"? As stated in the book “The Institutions of State in the Khilafah (Ruling and Administration) "...factories of all kinds must be established on the basis of military policy.” Are there examples of that?

I have two important questions, and I hope that the answer will be as detailed as possible, knowing that the answers that are published are always detailed, but I would like many Shariah evidences

“Thus, Musa (as) was a Prophet because he was inspired with a Shari’ah and a Messenger because this Shari’ah was for his mission. On the other hand, although Aaron [Harun] (as) was also a Prophet because he was inspired with a Shari’ah, he was not a Messenger because the Shari’ah, which was revealed to him was not for his mission, rather it was for the mission of Musa (as)”.

The question is: What are the boundaries for which a woman’s travel is considered travel, and it is not permissible for her to travel except with a mahram? So that if we wanted to measure it within Palestine, for example, we would say, for example: If a woman wanted to travel from Jerusalem to Umm al-Rashrash (Eilat), then her travel would be in one country, but if she wanted to…