Western-led military alliance systems such as nato that emerged during the cold war period sought to.

Unify and strengthen the Western Allies' military response to a possible invasion of western Europe by the Soviet Union and its Warsaw Pact allies

Explanation:

NATO stands for North Atlantic Treaty Organization. Formed in 1949 with the signing of the Washington Treaty, NATO is a security alliance of 30 countries from North America and Europe. NATO's fundamental goal is to safeguard the Allies' freedom and security by political and military means.

the u.s. department of labor is a cabinet-level federal agency that supports the american labor force. it has three overall functions. first, it protects the rights of workers and retirees. second, it provides job training. third, it provides statistics related to working, prices, and income.