Interpol put Ukraine's former president Viktor Yanukovych on its global wanted list for alleged embezzlement that drained the ex-Soviet republic's budget.
Hollande received a warm ovation from the crowd that thronged the French capital, belying the president's standing in opinion polls that hit a record low just months ago.
Millions marched against terrorism in the largest protests France has ever seen, led by world leaders in Paris uniting in tribute to the victims of Islamist attacks.
The weapons wielded by gunmen sowing mayhem at Charlie Hebdo magazine and a Jewish supermarket in Paris this week were powerful but available in France.
A top sharia official from Al-Qaeda in the Arabian Peninsula threatened France with fresh attacks following those at the Charlie Hebdo magazine and at a Jewish supermarket.
President of Kazakhstan Nursultan Nazarbayev and German Chancellor Angela Merkel have discussed settlement of the Ukrainian crisis in the context of the possible meeting between the Heads of Ukraine, Russia, Germany and France in Astana.
Italy's Prime Minister called for the European Union to have its own intelligence agency following the bloodiest attack on French soil in half a century.
Poland's ex-communist social democrats tapped a political unknown with model good looks and a doctorate degree in history for the May presidential vote.
A man taken hostage by the two gunmen who carried out the Charlie Hebdo massacre gave them the slip as commandos launched an assault that killed the Islamist brothers
British Prime Ministe said he would join in the mass rally being staged in Paris in the wake of the massacre at French satirical magazine Charlie Hebdo.
Croatia elects a president in a run-off vote expected to be a tight fight between centre-left incumbent Ivo Josipovic and conservative Kolinda Grabar-Kitarovic.