(Reuters) – Ukraine and Switzerland will host around 120 national security advisors on Sunday in the Swiss resort town of Davos, Switzerland’s foreign affairs department said, the latest in a series of meetings to rally support for Ukraine’s peace plan. The meeting, taking place in the run up to the World Economic Forum which begins the following day, is the fourth of its kind and the biggest yet, following previous gatherings in Copenhagen, Jeddah and most recently in Malta in October. Officials had hoped the meeting in Malta would lead to the setting of a date for a global peace summit to bu…