Cleombrotus I was a Spartan king from 380 BC until 371 BC. Cleombrotus lead the Spartan army in the Battle of Leuctra. His death and utter defeat of his army lead to the end of Spartan dominance in ancient Greece. This article needs cleanup. ... Centuries: 5th century BC - 4th century BC - 3rd century BC Decades: 430s BC 420s BC 410s BC 400s BC 390s BC - 380s BC - 370s BC 360s BC 350s BC 340s BC 330s BC 385 BC 384 BC 383 BC 382 BC 381 BC 380 BC 379 BC 378 BC 377... Centuries: 5th century BC - 4th century BC - 3rd century BC Decades: 420s BC 410s BC 400s BC 390s BC 380s BC - 370s BC - 360s BC 350s BC 340s BC 330s BC 320s BC 376 BC 375 BC 374 BC 373 BC 372 BC - 371 BC - 370 BC 369 BC 368... Leuctra was a village of Boeotia in the territory of Thespiae, chiefly noticeable for the battle fought in its neighborhood in 371 BC between the Thebans and the Spartans and their allies. ... Greece, officaly called the Hellenic Republic (Greek: Ελληνική Δημοκρατία), is a country in the southeast of Europe on the southern tip of the Balkan peninsula. ...