The Democratic Republic of Congo has filed a case against Rwanda at the International Court of Justice (ICJ) in The Hague, accusing its neighbor of responsibility for decades of violence in eastern Congo.

The filing, confirmed by AP News, moves one of Africa's longest-running and deadliest regional disputes from diplomatic channels into the world's principal judicial organ for state-to-state conflicts.

What does the case concern?

The application centers on the armed violence that has gripped eastern Congo for decades. Congo's eastern provinces, bordering Rwanda, have hosted scores of armed groups and witnessed repeated cycles of fighting, mass displacement and civilian casualties.

By bringing the dispute to the ICJ, Kinshasa seeks to have the court adjudicate Rwanda's alleged role in that violence under international law. The ICJ, the principal judicial organ of the United Nations, settles legal disputes between states; its judgments are binding on the parties.

The case now enters the court's docket. A filing marks only the opening of proceedings — the ICJ must first establish jurisdiction and the parties will exchange written pleadings before any hearings.

Who decides and what comes next?

The ICJ, seated in The Hague, will determine whether it can hear the dispute on the basis the parties have put forward. If proceedings advance, the court will set timetables for memorial and counter-memorial submissions from both governments.

Judgments of the ICJ are final and without appeal under the UN Charter. Enforcement, however, runs through the UN Security Council, where politics can shape outcomes.

Why does this matter for practitioners?

For international lawyers, the case adds a significant African state-to-state dispute to the ICJ's docket, raising questions of attribution, state responsibility for armed groups operating across borders, and the evidence standards required to link a state to proxy forces. Litigators and counsel advising governments in comparable regional conflicts will watch how Congo frames its jurisdictional basis — a threshold issue in any ICJ application — and how Rwanda responds. Any provisional measures request, if Congo seeks one, would bring the court into the dispute at speed, since such orders can issue within weeks of filing.

No hearing dates, jurisdictional grounds or remedies sought were specified in the initial report.