Podemos Party leader Pablo Iglesias of Spain, left,
next to Greece's Alexis Tsipras, head of the left-wing political party Syriza.
Greece and Spain have seen populist uprisings as their economies languish.
Published: Dec 30, 2014 12:44 p.m. ET
JG: Global capitalism only brings suffering to the masses. DOWN WITH OBAMA AND MERKEL!