Question: What was the purpose of the 1881 Austro-Serbian Alliance? How is this similar to the Dual Alliance?
<u><em>Answer</em></u>:
The Dual Alliance of 1879 - Germany and Austria-Hungary made an alliance to protect themselves from Russia. The Austro-Serbian Alliance of 1881 - Austria-Hungary made an alliance with Serbia to prevent Russian aggression in Serbia.
HOPE THIS HELPS!!
 
        
             
        
        
        
Answer:
The Panama Canal The Spanish-American War had shown the need for a shorter water passage between the east coast and the west coast of the United States. After helping Panama gain its independence from Columbia in 1903, the United States purchased a 10 mile wide strip of land through which the Panama Canal was built.
Explanation:
I hope this helps :)
 
        
             
        
        
        
A tariff is a tax on goods
        
                    
             
        
        
        
He were called Do Nothing King :D
        
             
        
        
        
Answer:
So basically, your answer will be A. Emperor. 
Explanation:
Roman Republic had three main parts like our government. It had:
(The most important thing was the Emperor)
-Senate
-The Consuls
-And the Assemblies.
Without their emperor, they had no government legislative to begin with.
Hope this made sense.