Republic of Armenia v. Republic of Azerbaijan

Azerbaijan and Armenia again crossed swords before the U.N.'s top court on Monday, with Baku accusing Yerevan of using the high profile hearings to wage a "public media campaign" against its bitter Caucasus rival.

Azerbaijan and Armenia will fight out a long-running "ethnic cleansing" dispute at the top United Nations court from Monday, just as military tensions are ramping up between the historic enemies.

Robed lawyers from the two countries embark on two weeks of hearings, wrestling over interpretations of international law in the gilded Peace Palace of the International Court of Justice.