India News: Janata Dal-United (JD-U) president Sharad Yadav on Sunday said his party had been weakened since it merged with the Samata Party and it faced many challenges.<br /><br />"There are challenges everywhere and every time. We have not been able to make the party reach where it was supposed to reach," Yadav said addressing the JD-U national party meet here.<br /><br />He said: "When JD-U and Samata Party merged, both were national parties. But now their strength has decreased".Yadav thanked his party workers for electing him the party president again.<br /><br />The Samata Party was merged into the JD-U in October 2003. The JD-U was then also a part of the ruling coalition in the National Democratic Alliance. The party was formed in 1994 by Nitish Kumar, now the Bihar chief minister, and veteran socialist leader George Fernandes.