The Tenure of Office Act was an act which restricts the powers of the President to remove certain federal government officials form their offices without the consent or the approval of the Senates. It was a law of the post civil war time of the United States government. The Tenure of Office Act was enacted on 2nd March in the year 1867 by the veto power of the president, Andrew Johnson.
The Monroe Doctrine was successful in keeping the United states out of European affairs because after it was issued there was a decrease in foreign conflict for nearly 100 years until WWI.