Answer:
Yes
Explanation:
Columbus Day has been a very divisive holiday in the United States for some time now, and that shows no signs of changing any time soon. The explorer from the 15th century was from Genoa, Italy, which is why many Italians cling to him and his accomplishments with pride.
President Kennedy justified space travel in the face of all hazards involved by seeing<span> it as a challenge worth taking, as it will promote peaceful cooperation amongst nations. </span>
Completely unrelated, but that is a great sentence, I want that painted as a quote on my wall.
Also, the punctiation seems right to me. But you might be able to use a ";" instead of a comma, im gonna check that real quick.