Why did martin luther post on a church door to publicly criticize the misuse of indulgences?

Martin Luther posted his 95 theses that criticized the conduct of the Catholic church at the church door because he believed this was the easiest place for people to view and decide to debate with him about these theses.

Explanation:

Martin Luther's 95 Theses are the initial milestone of the Protestant Reformation. Lutheran tradition celebrates Martin Luther and the "95 Theses" that were posted on the door of the Wittenberg Castle Church on October 31, 1517, beginning the movement for renewal of the Christian Church. Inviting people to discuss “theses” was the usual way of announcing “disputes” or “theological righteousness” among doctors in medieval Europe, involving teachers and students, even those who could not attend could respond to “disputes” (Theses). sending your opinions in writing to be read.

For this reason Luther posted his critiques on the church door, because it would be easier for his critiques to be visualized and for the intellectuals of the time to want to debate them.

the first historical instance of china engaging in internationalism was during the han dynasty.[1] at the start of the han dynasty, the huns in the north were attacking the frontiers of han and trying to obtain riches. emperor wu of han wanted to gain an alliance with a country called dayuezhi so the two countries could join together and fight against the huns.[2] to obtain this alliance, emperor wu sent zhang qian to the west to establish economic and cultural connections.[2] history records that during the han dynasty there were four primary avenues of contact between china and europe. they included the northern land route, the central land route, the southern sea route, and the far southern sea route.[1] the most famous of these routes is the central land route, or the classical silk road, comprising a network of roads stretching from northwest china to the ports of syria and the black sea, which passed through the oasis of the turkestans and northern persia.[1] the silk road was significant for chinese emperors because it provided dominance over central asia by developing resources and provided new markets for the export of china's most valuable resources.[1]

they died because of a disease during the first spanish colonies.