The country that executed the most people was China, but the country does not release official figures on how many have been sentenced to death. After China, Iran, Saudi Arabia and Iraq executed the most people in 2019.
Overall, the number of executions has decreased somewhat globally in recent years. Human rights organizations often criticize countries that impose the death penalty. The criticism is partly that the punishment is inhumane, but also that people have been sentenced to death without fair trials and that it has not been possible to get sufficient transparency in the criminal investigations.
It happens that innocent people are sentenced to death. The video shows Kirk Bloodsworth, who was the first person sentenced to death in the United States to be cleansed with the help of DNA evidence.