More than 800 people have been detained in nationwide protests in Russia, as thousands gathered to rally against a planned increase to the retirement age.
As Russia votes in this year's parliamentary and regional elections on September 9, the imminent victory of Vladimir Putin's ruling United Russia party might be tarnished by nation's outrage over highly unpopular pension reform.
Polls show President Vladimir Putin's former chief-of-staff will comfortably be re-elected, but public anger over planned increases to the nationwide pension age means many voters may stay away.
Russia's President Putin has softened his pension reforms after protests from unions who claim many people will not live long enough to see retirement
Plans to raise retirement age draw angry crowds
Putin tries to calm retirement age outcry
At least 24 people are said to have been killed in protests which began last Wednesday against the government's social reforms.
Thousands of people took to the streets on Saturday to protest against the devaluation of pensions in Spain.
They're complaining that the 0.25 percent increase is insufficient.