Yes - 334-324 BCE.
Alexander the Great invaded and conquered the Persian Empire in the year 334BC
To make his people happy
He planned to take over the Persian Empire. However he was assassinated on the eve of departure and his son Alexander took over and did the job.
An army, a fleet and the ambition to rule Asia (he thought the world reached only as far as India).
He sacked Thebes in around 336/335 B.C. He then went on to conquer Persia and sacked Persepolis a few years later.
Philip of Macedonia, being assassinated on the eve of his departure.
Xerxes crossed the Hellespont to invade Greece and expand the Persian Empire.
That is a great question, although, he did not. He invaded Western India. If those are synnonyms, get a job.
He wanted to make his kingdom strong enough to defeat the mighty persian empire.
Alexander's father was Philip II of Macedon. Philip had conquered most of Greece by the time he died in 336 BC. Alexander was 20 and began completing the plans Philip had made to invade Persia.
The Macedonian King who conquered the Persians after three major battles was Alexander the Great. Alexander was the son of King Philip II who united Greece under Macedonian hegemony and was planning on invading the Persian Empire (in order to free the Greeks of asia minor who were being harassed and persecuted by the Persians) but was assassinated before he could invade, passing the responsibility on to his young son, Alexander.
No, Alexander went from first went south from the Anatolian peninsula swept down and took out Tyre and Sidon along the Phoenician coast and then went down into Egypt, where he was recognized as a God. He also founded Alexandria there before heading to Mesopotamia and then Persia, where he defeated Porus at Gaugamela. He then went through Persia and then further East into India. Egypt was relatively early in his conquests.