Police and protesters clashed in Spain, Italy and Portugal as millions of workers went on strike to challenge to austerity policies.
As well as strikes across Europe, today has also produced figures that may convince people at the top that austerity is self-defeating.
David Cameron has promised to investigate the closure of a centre that has helped thousands of people overcome their disabilities.
New TUC chief Frances O'Grady, has urged the Government to change course and abandon its austerity programme, while promoting a new industrial policy.
The country needs a "laser-like" focus on creating decent jobs and apprenticeships, especially in parts of the country that need them most, she said.
Workers should be given a say over top pay through employee representation on remuneration committees and there should be a debate about economic democracy, or "worker voice".
Our economy is sick and the Government's medicine is not working. We were told that short-term pain would deliver long-term gain, yet all we see are nasty side-effects with no sign of a cure.
What is worse is that we now seem to be locked into a vicious downward spiral of cuts. They are not working so the Government cuts even more.
– New TUC chief Frances O'Grady
Reducing the living standards of some of the poorest and most vulnerable in society, while attempting to tar them all as scroungers, is perhaps the very definition of a party determined to be seen as nasty and, what is more, it will further depress demand and slow the economy.
People on the breadline spend every penny of their income, and mainly spend it in the local economy, while those who will benefit from the cut in the 50p tax rate coming this year are as likely to save it or take it offshore.
The new leader of the TUC has launched a strong attack on the Government for its "vicious spiral" of spending cuts which are hitting low-paid workers and jobseekers.
The coalition has reduced the living standards of some of the poorest people in the country through its welfare and benefits reforms, said Frances O'Grady, the first female leader of the TUC.
The Government is failing to offer the country a vision for the economy or hope for the future, she said.
Councils in England will see their spending power cut by 1.7% next year, the Local Government Secretary Eric Pickles has announced.
Protesters in Madrid have targeted a branch on Spanish bank Santander, smashing windows and scrawling graffiti blaming the bank for the financial woes of the country.
Main roads in the Spanish capital remain closed with multiple fires raging as firefighters try and keep up with protesters.
There were angry clashes in some European cities today as hundreds of thousands of people took part in anti-austerity protests.
Strikes and rallies took place in Spain, Portugal, Greece, Italy and Belgium: