Final answer:
The situation demonstrates the principle of opportunity cost in economics.
Step-by-step explanation:
The situation described in the question demonstrates the principle of opportunity cost in economics. Opportunity cost refers to the idea that when a government allocates a significant amount of funding to military and defense, there is a trade-off, and other domestic matters such as education and social services will receive less funding. In this case, the government is prioritizing the military over other social programs.