What sort of preparation is vital to delivering an effective extemporaneous speech?

Why was the outcome of oswald’s trial for the assassination of president kennedy

1. what was the result of growing nationalism and pan-africanism on european-african relations? africans were encouraged to seek independence from europe. european colonialism grew and strengthened in africa. the change of power from european to african rule went smoothly. africans believed they could live peacefully with europeans.

The u.s. government has three branches: executive, judicial, and legislative. each branch plays a different role in making sure laws are passed, enforced, and applied fairly in accordance with the united states constitution. which idea does this scenario best represent?