I believe it was the use of poisonous gasses, which they not only used on the Jews but in war too......., or The newly created Machine gun<span />
        
             
        
        
        
Attempt  to overthrow Castro regime in Cuba with the Bay of Pigs.
        
             
        
        
        
Answer:
Sankore is a cultural edifice found in Timbuktu, Mali. The Sankore was a mosque which was demolished and rebuilt after some years by Imam Al Aqib. 
He gave the instructions because he wanted the mosque to be built in a similar fashion as the Kaaba mosque found in Mecca. The connection and relationship Sankore has with Kaaba is the similar building pattern and structure
 
        
             
        
        
        
It's about the Battle at Saratoga in the American Revolution. it's when France became one of America's allies when they sent troops and money to help Colonists. It's also about the English sending troops too France and Spain because the English wanted to fight the allies
        
             
        
        
        
Songhai's wealth and power were derived from <em>c. the merchant crossroads and cities of the middle Niger.</em>
- Trade brought wealth to the Songhai kingdom.  It also sustained its power.  It enabled the king, Sonni Ali, to expand his kingdom, creating stronger armies from the wealth derived from trade.
- The Songhai's wealth was also increased because of its large territory, through which the trans-Saharan trade network passed. The kingdom was blessed with mineral mines, extensive rivers, grassland, and many natural resources.
Thus, the wealth and power of Songhai were not derived from its extensive mines, Timbuktu's reputation, or the tribute received from subjects alone.  But its wealth and power flourished because of the merchant crossroads and cities of the middle Niger.
Read more about the wealth and power of Songhai kingdom at brainly.com/question/21952777