Thousands gathered on Kiev's Maidan to protest against Moscow. Former Georgian President Mikheil Saakashvili offered his support.
At least 1,000 Russian troops have advanced into Ukraine, NATO has said. While the alliance wants to increase its military presence in the Baltic states, the EU is due to meet to discuss stepping up sanctions.
Crimea has drawn frequent comparison with South Ossetia and Abkhazia. Even though the parallels between the two are far from simple, decision-makers could still learn from looking at Russia's behavior in Georgia.
The EU has cautioned Georgia against applying selective justice during a visit to Brussels by President Mikheil Saakashvili. Speculation has arisen that Tbilisi may bring charges against the leader when he leaves office.
Georgians, Moldovans and Ukrainians are united in their desire to become part of the European Union. Pressure from Russia has only strengthened this feeling and prompted the EU to act, writes DW's Bernd Johann.
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