Briefly outline the measures Spain adopted to protect her control of the trade of the Spanish American Empire. Explain why each measure adopted was necessary and say how successful any ONE of these was.

What do you think was a drawback to this method of calculating distance

What important discovery was made by edmond halley and alexis clairaut, using newton's ideas of mathematics and gravity? they created the scientific method to outline how science should be conducted. they were able to find the orbit of a comet and predict the year of its return. they discovered the three newest planets--uranus, neptune, and pluto. they explained why objects appear to have color.

Jefferson davis was the president of the united states of america during the civil war. true or false?