He founded Alexandria in Egypt , which would become the prosperous capital of the Ptolemaic dynasty after his death .
In 332 BC , Alexander the Great was welcomed as a liberator in Persian - occupied Egypt .
Alexander the Great founded Alexandria in Egypt , which would become the prosperous capital of the Ptolemaic dynasty after Alexander the Great 's death .
In 332 BC , Alexander the Great was welcomed as a liberator in Persian - occupied Egypt .