planned then to invade the Travancore demolishing Nedumkotta. The Maharaja informed the Madras Governor, Sir Archibald Campbell, the proceedings and requested him to lend him 4 English officers and 12 Sergeants to command his army, and anticipating an early invasion by Tippu, commanded Dewan Kesava Pillai to look to the frontier fortifications. Governor then Wrote to Tippu that an invasion against Travancore would be considered as a breach of the Treaty made with the Company. He also offered two or three battalions to assist Raja in his frontiers. Two regiments under Captain Knox were stationed near Ayacotta for the first time and Mr. George Powney, a Civil Officer was sent as an agent of the Company to the Travancore Court. Travancore Raja also entered in to a treaty with Dutch Army by which he was handed over the Cranganore Fort and Aycotta. The structure The fortification was constructed during the regime of Rama Varma Raja, popularly known as Dharma Raja of Travancore, and under the direct guidance and supervision of the then Prime Minister, Ayyappan Marthanda Pillai, and the then Commander of the Travancore Army, the Dutch Captain D'Lenoy. This historic defence line was comparable to the Great Wall of China except that the latter was more ancient and greater in length. It was under the protective cover of this Nedumkotta that a small army of Travancoreans under the command of Raja Keshavadas defeated and frustrated near Alwaye a formidable army led by Tipu Sultan. Today there is no physical evidence of the historic Nedumkotta in the form of even ruins anywhere in the Chalakudy taluk-Konoor (Koratty Kizhakkummuri), Muringoor Thekkummury, Kadukutty, Kuruvilassery, Pallipuram and Poyya- through which it passed. Names of forts remains in Chettuva, Mullurkara, Thrissur and Enamanakkal. However, some place names having a reference to the historic fortification are still popular in the northern borders of the erstwhile Cochin and Travancore States – Krishnan Kotta (meaning Krishnan Fort), Kottamukku (fort corner), Kottamuri (part of a fort), Kottaparampu (fort land), Kotta Vazhi (fort road), Kottalaparampu (magazine ground), Palayam (cantonment), etc. It started from Pallipuram Kotta near the sea, touches Kottamukku, Krishnankotta and extended till the Foot hills of the Anamalai in the Western Ghats. The Chalakudy river and lagoon which falls on the alignment was left alone as they themselves were a barrier. A trench deep and wide was built along the northern side of the wall for the