The covenant at Sinai also begins with a brief historical introduction («I am the Lord your God who brought you out of the land of Egypt») whose explicit purpose is to document God's gracious intentions toward Israel and to engender Israel's desire to be a faithful servant who would love her lord above all other competitors. (firstthings.com)
They frequently began with a short historical introduction in which the king would document the kind deeds he had done for the vassal so as to engender a sense of gratitude. (firstthings.com)
Many historical introductions for agricultural and fishery purposes have been beneficial, but the scientific record shows that the consequences of introductions are unpredictable and come with potentially enormous consequences. (discovermagazine.com)