Complex sentence: On the night of 19--20 March 2011, Storm Shadow missiles were launched by Tornado GR4 aircraft of No.9 Squadron from RAF Marham flying against targets in Libya.
Split into simpler sentences: On the night of 19--20 March 2011, Storm Shadow missiles were launched by Tornado GR4 aircraft. Tornados of No.9 Squadron from RAF Marham had sortied on a mission to fire Storm Shadow missiles against targets in Libya.