The simple answer here is because of slavery.
answer:
Las guerras napoleónicas tuvieron consecuencias dramáticas para la economía española. La Guerra de la Independencia tuvo un impacto demográfico mayor que cualquier otro conflicto militar, incluidas las guerras civiles, en la era moderna. Los agricultores sufrieron la confiscación de sus cultivos y la destrucción de su principal activo de capital, el ganado.
explanation:
During the 1800s due to an economic and military weakness of the U.S compared to its neighbors the British, French and European rivals, the United States foreign policy makers sought diplomatic means to counter European presence.
The U.S diplomacy aimed at preventing France and Britain from accessing the control of more colonies in Latin America and Mexico which were a part of a declining Spanish empire.
Foreign policy goals previously focussed on gaining colonies and expansion to new territories, but, changed to developing commercial empires, limit the influence o the Soviet (USSR) and encourage more significant economic and political freedom.
Answer:
They wanted to make a political statement about American support for Israel
Explanation:
Al-Qaeda was the biggest villain in the world until recently. It was the largest terrorist organization, having Islamism and Islamization as its basis and core. It was a terrorist organization that waged wars and supported other terrorist organizations against Israel and the West, especially the United States. Because of the support of the United States for Israel, and all the tensions and hatred toward this nation from al-Qaeda, the attacked on American soil, using planes to take down very important buildings. This was done in order to show the United States that they are vulnerable, and that they should not interfere in the Middle East.