America when they were running low on meats
The United States feared that if communism was successful on Vietnam, the rest of the countries that border it would soon turn into communism and those other countries that border that new communist country would also be converted to communism and so on. This is called the "domino theory" and made the United States to send troops to prevent the theory from happening.
<span> is an example of the free rider problem, because the programs benefit everyone and many listen but not everyone pays for it.</span>
<span>The argument that Hitler used to justify invading European countries was </span><span>He was rightly getting back the German land taken from Germany in the Treaty of Versailles. This treaty ended World War I.</span>
