The march was really a prelude to others that will coincide with the so called G-20 summit of world leaders that will take place here on Thursday.

VOA: standard.2009.03.28

And the Jordanian monarch came to the White House last week as a prelude to a new round of personal diplomacy by the president designed to get the Israeli-Palestinian peace process back on track.

VOA: standard.2009.04.26

The story of that forced march has long been taught around the world as a brutal prelude to the Khmer Rouge's terror.

VOA: standard.2010.04.19