Answer:
Alexander’s most immediate legacy was the introduction of Macedonian rule to huge swathes of Asia. Many of the areas he conquered remained in Macedonian hands or under Greek influence for the next 200 to 300 years. The successor states that emerged were, at least initially, dominant forces, and this 300 year period is often referred to as the Hellenistic period. The eastern borders of Alexander’s empire began to collapse during his lifetime. However, the power vacuum he left in the northwest of the Indian subcontinen.
Step-by-step explanation: