Each city was independent of each other. Even under Alexander the Great, each city contributed soldiers to the common cause, yet did not accept the central government that the later Romans did. The Greeks were loyal to a particular city, not to a particular country. So, when a concerted attack happened, each city fell as a unit, not the whole country. Instability occurred when there was no political unity.
Threat of annihilation by the Persian invasion
It did not unite various interest groups.
They did not unite the Greeks - there was just a pause in their fighting each other while the games were on.
Originally the reason the Greeks founded the Olympics was to have a "family reunion". At the time, Ancient Greeks were scattered from Spain to North Africa, and from Ionia to Italy. This was a way to unite themselves every 4 years. Eventually it turned into a "which colony is the best" competition, and the model that we have today.
I think it unite in 1932
Spina bifida means a congenital condition in which the lamina fail ut unite at midline.
Threat of annihilation by the Persian invasion
Here we go...
Most rational people think they fought them.
Staging something serving
It did not unite various interest groups.
They established independent city-states, and like the Greeks, had no reason to give up their independence.
To more or less unite them in the "Hellenic League" that would have him as overlord.
Those who fail to learn from past history are doomed to repeat it.
Sperm cells may fail to unite with egg cells due to various reasons, including abnormalities in sperm motility or morphology, inadequate sperm quantity, structural issues in the female reproductive tract, or immunological factors rejecting foreign sperm. Additionally, environmental factors and lifestyle choices such as smoking or excessive alcohol consumption can also impact the success of fertilization.
His father had a dream to unite the city-states. Shortly after he died so Alexander was his heir. Alexander took his father's dream and tried to unite the Greeks, the Persians, and the Macedonians. He failed
Northerners and Southerners were not ready to resort to violence to abolish slavery