If success is to be measured by number of converts, then the colonists were extremely successful. In the case of England, they successfully brought Christianity to many Native American people in the Americas. They also spread Christianity throughout Africa. Other colonists were extremely successful too, in particular the Spanish missionaries. To this day, areas that were colonized by Spain such as the Philippines and Latin America are some of the most Christian regions on Earth.
Though they were successful in propagating the Christian
faith to new lands, sadly they used religion as a tool to subjugate the
natives. By converting them to
Christianity, European colonizers used that to compel people to obey their
commands even if these commands are unjust.
The Japanese plans for the battle of midway were to extend the defensive perimeter after the Doolittle Raid on Japan, and for a preparatory attack before taking Fiji and Samoa.
According to Oyez, "The Sixth Amendment's guarantee of a right to assistance of counsel applies to criminal defendants in state court by way of the Fourteenth Amendment."
So, this is a major victory as it protects criminal defendants in a whole new court of law.