THE HAGUE—Russia boycotted hearings at the U.N.’s highest court on Monday during which Ukraine is seeking an emergency order to halt hostilities, arguing that Moscow has falsely applied genocide law to justify its invasion. Hearings began at the International Court of Justice (ICJ) without legal representation for Russia. “The fact that Russia’s seats are empty speaks loudly. They are not here in this court of law: they are on a battlefield waging an aggressive war against my country,” Ukrainian envoy Anton Korynevych said. He urged Russia to “lay down your arms and put forward your evidence.” The court said it regretted Russia’s non-attendance. A hearing initially set for Tuesday for Russia to present its case is expected to be canceled. In earlier cases before the ICJ where a party did not show up to present its side the court ruled without input from such parties. Countries usually, but do not …