I Transmigrated to the End of the Ming and Somehow Became Chongzhen?

After transmigrating into a disastrous situation, he finds the realm shattered from the start, beset by internal and external threats, with a corrupt court and a dynasty on the verge of collapse. The fate of hanging himself on Coal Hill looms near. He must bring the court to heel, seize military command, put an end to political chaos, develop overseas trade, expand through colonization, improve the laws and education, pacify the border tribes, and usher in a golden age for the late Ming!