8.50am GMT

Today is billed as the "1st Pan-European General Strike", with around 40 unions taking part across 23 countries.

Only Spain and Portugal are actually holding full-blown 'general strikes', but there is significant action across the region.

Here's some details:

Spain:

General strike all day. Major protest in the centre of Madrid tonight. Around 600 flights have been cancelled (according to Sky). And just 20% of train services are expected to run.

Portugal

General strike all day. Protests in 40 Portuguese towns and cities. Around 160 flights cancelled. Lisbon Metro is closed. Just 10% of train services are expected to run.

Greece

A three-hour stoppage from noon (10am GMT). Rallies in Athens from noon, ending in Syntagma Square. EasyJet has rescheduled 10 flights (more details on disruption in Greece here)

Italy

Workers will hold a four-hour stoppage.

France

No official strike, but demonstrations are taking place across the country.

Belgium

Rail workers are on strike, disrupting services (see 8.20am)

UK

Anti-austerity rally in Westminster tonight.

If you have more details - please let me know at graeme.wearden@guardian.co.uk or @graemewearden.