NEW DELHI : Clashes along India’s border with Pakistan are “extremely serious and provocative” and not conducive to improving relations between the nuclear-armed neighbours, Indian Defence Minister Arun Jaitley said on Saturday. “The incursions taking place at the border both at the LoC and at the international border are extremely serious and provocative ,” Jaitley said. “These are creating an environment which is not conducive to the relationship of the two countries.”