The "Immortals" (sometimes called "Ten Thousand Immortals" or "Persian Immortals") was the name given by Herodotus to an elite force of soldiers who fought for the Achaemenid Empire. This force performed the dual roles of both Imperial Guard and standing army during the Persian Empire's expansion period and during the Greco-Persian Wars. The force consisted mainly of Persians but also included Medes and Elamites.
It is necessary to have a strong military force with a large empire.
A member of an elite fighting force of the Ottoman Empire, made up mainly of slaves
Janissary Corps
He led an invasion of the Persian Empire. He led by force and example, slaughtering opposition and even his own generals who questioned him.
It provided the main part of the naval forces in the resistance to Persian attacks. After peace was made with the Persian Empire, Athens continued to collect the financial contributions for the League, by force where necessary, and used it for its own purposes, effectively turning it into an empire of its own.
An elite force of Persian infantry numbering 10,000.
By a combination of superior military force, using conquered peoples to augment that force, an judicious use of bribes to undermine opposition.
The fact that they were both allies and enemies to the Roman force, whose military of as the most efficient killing machine in the past ages. This may not be answer you're looking for, however. :P
to have an extremely elite force in the military. to go where no other force can go.
It is necessary to have a strong military force with a large empire.
When Alexander the Great took it over by force 334-331 BCE.
A member of an elite fighting force of the Ottoman Empire, made up mainly of slaves
Egypt first became a province under the Persian Empire, not the Macedonian Empire which came later. Take note that the Persian conquered Egypt only a century before Alexander the Great arrived on the scene, so to speak, as a military force under the Hegemonic forces of the Panhellenistic league in 338 B.C.
It was the site of a battle between Athens and Plataea and a Persian expeditionary force sent to take over Athens and reinstall an Athenian tyrant to prevent it causing further trouble within the Persian Empire. The Athenians repelled the Persian force at the battle.
An expeditionary force from the Persian Empire and the combined armies of Athens and its ally Plataia.
Athens converted the league it led against the Persian Empire into and empire of its own, mulcting funds by force to support its own lifestyle.
Janissary Corps