Coronation of Arcturus Mengsk

In the closing cinematic of the original terran campaign, having decapitated the Confederacy of Man by luring the zerg and protoss to destroy its capital world Tarsonis, Arcturus Mengsk crowns himself Emperor of the Terran Dominion and makes a dramatic speech about the coming new era for mankind in the Koprulu Sector.

Example of:
New Era Speech