Complex sentence: On the same day, Ramzan Kadyrov declared in his first State of the Nation address that the hostilities in Chechnya had "finally and irreversibly" ended; however, all Russian interior ministry units in Chechnya had been put on an increased state of alert.
Split into simpler sentences: On the same day, Ramzan Kadyrov declared in his first State of the Nation address that the hostilities in Chechnya had "finally and irreversibly" ended. However, all Russian interior ministry units in Chechnya had been put on an increased state of alert.