Two of Nixon's advisers created a group known as the Special Services Staff to i<span>nvestigate his political enemies. This was a special unit that was created in the year 1969 to investigate several people that were thought to be the political enemies of Nixon. I hope that the answer has come to your help.</span>
By discovering nuclear energy
The Mexican Cession happened in 1848. In this treaty, Mexico handed over Texas to the US. Hope this helps.
The first draft of the Articles of Confederation did not include a provision for the federal government to levy taxes.
