What does increased dependence on foreign vendors primarily affect in the context of the DoD?

Increased dependence on foreign vendors primarily impacts supply chain security within the context of the Department of Defense (DoD). When the DoD relies heavily on foreign sources for essential materials, components, or services, it introduces vulnerabilities to the supply chain. This reliance can lead to potential risks, such as geopolitical tensions, trade disputes, or changes in foreign policies, which could disrupt access to critical supplies.

Furthermore, foreign vendors might not adhere to the same standards of security and reliability that the DoD requires, increasing the risk of compromised materials or delays. A secure supply chain is crucial for the DoD to ensure that operations remain uninterrupted and that sensitive materials are protected from foreign influence or sabotage. Thus, the focus on supply chain security is paramount when considering the implications of relying heavily on foreign vendors.