North Korea has reportedly updated its constitution to clearly define its territory and, for the first time, state that leader Kim Jong Un has authority over the nation’s nuclear weapons. The revision has also removed all references to reunification with South Korea. Experts say the changes may be an attempt to present North Korea as a more “normal” state, according to The Chosun Daily, a South Korean paper. The new text reportedly avoids strongly hostile language towards the South and removes older ideological references from the preamble, including the phrase “Kim Il-sung–Kim Jong-il Constitution”. The changes were apparently adopted at a March session of the Supreme People’s Assembly, Reuters reported.…