US President Obama had a packed day in Berlin, climaxing in a speech to the German people.
Armenians around the world are commemorating the 100th anniversary of an Ottoman massacre of up to 1.5 million people. The presidents of Russia and France joined hundreds of thousands of mourners in Yerevan.
Poland's announced it would deny the Night Wolves - a Russian motorcycle gang - to the right to cross its border. But there are some who support and want to protect the bikers, as Roman Imielski writes from Warsaw.
Athens has said Germany should pay nearly 279 billion euros in compensation for the Nazi occupation of the country. The claim comes as Greece faces demands from the IMF to introduce more pension cuts and raise taxes.
Turkey's president has blamed Armenia for making plans to "insult Turkey" during ceremonies to mark 100 years since the massacre of 1.5 million Armenians. Ankara rejects assertions the 1915 killings were genocide.