The answer is copperheads :)
Mark Antony allied himself with queen Cleopatra
Answer:
The inadequate behaviour of the Tsar caused the collapse of Tsarist regime. Nicholas II`s actions and decisions caused an economic crisis in the country and destroyed his own image in the eyes of the people. ... Tsar`s decision to start the Russo-Japanese War (1903-1905) also was disastrous for the Empire.
It's A lack of coal hope this helps
The one that Revealed Germany's attempt to ally with Mexico against United states was :
A. the Zimmerman telegram
hope this helps