Douglas means that the 4th of July is a celebration of freedom, but how could African Americans celebrate a day of freedom if they were still enslaved? The audience spoken to was primarily white, so in turn, the white population of America may celebrate their freedom on the 4th but for all the enslaved blacks it was not a day to rejoice because they had not yet gained their freedom
Tariff is the correct answer
Essentially yes (the answer is "TRUE"), It was split into West Germany, a free democratic state and later a member of NATO, and East Germany, a state essentially controlled by the Soviet union and a member of the USSR (Union of Soviet Socialist Republics).
Yes, pigments help create various colors of paint.