The colonial message that british troops were on their way to concord on april 18, 1775, was delivered

Samuel Prescott.

Explanation:

Samuel Prescott was born in 1751, he was a Massachusetts Patriot during the American Revolutionary War. He was the only participant in the ride to reach Concord, he warn the townspeople of Concord of the impending British army move to capture guns and gunpowder kept there

examples that illustrates limits on texas governor´s power are: it can remove only its own appointees; the judiciary is elected; needs senatorial confirmation.