The attempt to make black men american citizens was in a certain sense all a failure, but a splendid failure.—w. e.b. dubois (1868–1963), african american historian and activist which aspects of radical reconstruction does the excerpt refer?

The correct answer is 14th Amendment

The called Reconstruction Period tried to apply measures that would integrate former servants into southern society. The south reacted. Clandestine groups of whites created the terrorist secret societies of the Knights of the White Camellia and Ku Klux Klan, the most well-known and enduring, aimed at frightening the freeman, the liberated, and preventing equality.

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.