what was the fist accomplishment that Alexander the great made that is not him ruling his fathers empire.

To find out the first accomplishment of Alexander the Great that did not involve ruling his father's empire, you can follow these steps:

1. Research Alexander's early life: Begin by looking into the historical accounts of Alexander's upbringing and education, specifically focusing on events that occurred before he ascended to the throne.

2. Explore his military achievements: Alexander the Great was known for his military prowess and numerous conquests. Look for his earliest military victories or campaigns that were distinct from ruling his father's empire.

3. Investigate his leadership roles: Alexander held various leadership positions even before assuming the throne. Check if there were any notable achievements or actions attributed to him during these early leadership roles.

4. Assess his cultural contributions: Alexander had a profound impact on the arts, sciences, and culture, especially during his time as an influential patron. See if there were any notable achievements or contributions in these areas prior to his ruling.

By following these steps and conducting thorough research, you will be able to identify the first accomplishment of Alexander the Great that occurred before he started ruling his father's empire.