Tipra Motha chief Pradyot Kishore Debbarma has said his party will not form any alliance with any party until it receives support -- in writing -- for the Greater Tipraland demand. Speaking at Tipra Women's Federation rally in Khumulwng, West Tripura, Mr Debbarma said, "I will not betray our people for money and post. Our party will not go for any alliance with any party until we receive in writing on supporting our main demand for Greater Tipraland".