In medicine, ablation is the same as removal of a part of biological tissue, usually by surgery. Surface ablation of the skin (dermabrasion, also called resurfacing because it induces regeneration) can be carried out by chemicals (chemoablation), by lasers (laser ablation), or by electricity (fulguration).
The struggle for supremacy in Greece that had begun eighty years earlier with the outbreak of the Peloponnesian War had finally ended in a stalemate of exhaustion that opened the way for a new powerâ the kingdom of Macedonia. The Annenberg CPB/Project provided support for entering this text.
Peloponnesian War. Introduction. Athens and Sparta, both powerful Greek city-states, had fought as allies in the Greco-Persian Wars between 499 and 449 B.C. In the wake of the Persian retreat, however, Athens grew more powerful and tensions rose, escalating into nearly three decades of war.