India summoned Pakistan’s Charge d’Affaires in New Delhi on September 16, 2026, after an Indian Navy vessel and a Pakistan Navy ship collided in international waters in the North Arabian Sea on the evening of September 15. India called the conduct of the Pakistani naval unit “unacceptable and unprofessional” and lodged a strong protest. The Ministry of External Affairs (MEA) said the incident did not cause any major damage.Key HighlightsThe India Pakistan Navy Ship Collision happened on September 15, 2026.The incident took place in international waters in the North Arabian Sea.India summoned Pakistan’s Charge d’Affaires and lodged a strong protest.India said the conduct was against Article 10 of the 1991 bilateral agreement.What Happened at Sea?The navy ship collision India Pakistan incident happened when a Pakistani naval ship came close to an Indian Navy warship that was on a routine surveillance mission. Reports said the Pakistani vessel was moving at high speed and made an unsafe manoeuvre before the collision. The exact names of the Indian and Pakistani vessels were not given in the initial MEA statement.The collision happened in the northern part of the Arabian Sea. The MEA said there was no major damage from the incident.India Summons Pakistan EnvoyOn September 16, India summoned Pakistan’s Charge d’Affaires to the Ministry of External Affairs in New Delhi. India used the meeting to lodge a strong protest over the incident.The India summons Pakistan envoy action was taken one day after the collision.“The Charge d’Affaires ... was summoned ... and a strong protest was lodged with him over the unacceptable and unprofessional conduct of Pakistani naval units at sea that led to a collision with a unit of the Indian Navy.”India also asked the Pakistani diplomat to convey to the concerned authorities that military units must act with due care and follow existing agreements.Article 10 of 1991 AgreementIndia said the Pakistani naval ship’s conduct was in direct contravention of Article 10 of the April 1991 Agreement between India and Pakistan on Advance Notice on Military Exercises, Manoeuvres and Troops Movements.The agreement is meant to help avoid dangerous situations during military activities.India has also directed its Charge d’Affaires in Islamabad to lodge a similar protest with Pakistan’s Ministry of Foreign Affairs.The India Pakistan diplomatic row comes at a time when military activities between the two countries are closely watched. Pakistan’s government had not issued an immediate official response in the reports available on September 16.Also Read : INS Sudarshini, France, 2026: Indian Navy Ship Joins Lokayan-26