Complex sentence: On 15 April 1993 Khrunichev had created the Lockheed-Khrunichev-Energia joint venture with the American company Lockheed, and in 1995, due to the merger of Lockheed and Martin Marietta, it was transformed into International Launch Services (ILS).
Split into simpler sentences: On 15 April 1993 Khrunichev created the Lockheed-Khrunichev-Energia joint venture with the American company Lockheed. In 1995, due to the merger of Lockheed and Martin Marietta, it was transformed into International Launch Services (ILS).