The Siege of Tellicherry was a military embargo that happened in Thalassery (North Malabar). The Commander in Chief of the Mysore Calicut Province, Sirdar Ali, took siege of the British Military Barrack of Thalassery for 18 months. They British and the local administrators were blockaded within Thalassery by land as well as by sea. It was during the Second Anglo-Mysore War.The siege continued until reinforcements from Bombay under the command of Major Abington attacked the Mysore army and defeated them. Major Abington then moved south, capturing Calicut. The Siege of Tellicherry led to the fall of strongholds of the First Mysore conquest, led by Hyder Ali. Even though laterTipu Sultan came from Mysore to reinstate the conquered area to previous status.