What was the main focus of Queen Hatshepsut's rule

developing trade

Explanation:

Queen Hatshepsut believed that developing trade is the best way to increase the prosperity of her people. Trades will allow her empire to generate wealth and strengthen its military powers.

Through out her time in power, she managed to develop a strong trade relationship with the land of Put. Several major commodities of that trade were wood, ivory, gold, resin, and wild animals