Because they’re two different countries
All of them are Principles of Government.
<em>Individual rights</em> are unalienable rights that are guaranteed to all citizens.
<em>Popular sovereignty</em> means that the authority of the government comes from the people that elect their representatives.
<em>Separation of Powers</em> is a separation of responsibility and limitations that are given to each branch. The system of <em>check and balances</em> is also a part of this, giving each branch a way to limit other branch and control it.
<em>Federalism</em> is a system of government that divides the power into national and state governments.
powers not explicitly reserved for the federal government are given to the state's
President Truman based the Marshall Plan on Anticommunism.