Answer:
A
Explanation:
The Ostend Manifesto, also known as the Ostend Circular, was a document written in 1854 that described the rationale for the United States to purchase Cuba from Spain while implying that the U.S. should declare war if Spain refused. Cuba's annexation had long been a goal of U.S. slaveholding expansionists.
The correct answer is D) the numerous liberal economic reforms.
<em>What caused continued unrest in the newly liberated colonies was the numerous liberal economic reforms.
</em>
Those countries had just gained their independence from Spain. After being total dependent on the decisions of the monarchy, all of the sudden the leaders of this newly independent nations began to make decision and start political and economic reformations. This impacted the society, causing unrest and upsets. Liberal economic reforms were one of the aspects of the recent liberated colonies. Simply, there were not used to them.
It increased the need for food, weapons and other supplies. Because all the materials were going toward the war
You've provided three achievements:
1 Equality of male and female
2 House of Wisdom
3 Irrigation techniques
These are 3 of the most important achievements of the Islamic Kingdoms and you've explained them briefly. If the instructions were to explain each achievements concisely, your work would be enough.