Can you help me out with this question I need help

Why was the battle of gaugamela an important turning point in alexanders conquest of persian empire

Identify casue and effect in this unit you learned about several issues that were resolved by compromise during the constitutional convention. create a graphic organized like the one below and use it to show how the compromises affected framework of the new government (the graphic organizer is just 2 columns and one says compromises and one says effect and 3 boxes on each side)you so much!

What important waterway was controlled through the victory at fort crown point? the st. lawrence river the hudson river the great lakes lake champlain