What was Thomas Jefferson able to accomplish with the Declaration of Independence?

Which of these were achievements of the safavid dynasty? check all that apply.

Before the civil war, the constitution protected slavery -true -false

His is the name of the group in the house of representatives that, in 1947, began hearings to expose communist infiltration in american life. unfortunately, a good deal of the evidence they used was based on hearsay and conjecture, meaning innocent people were harmed by their findings.