Each has their individual mission, and each one seeks to fulfil it on a micro level.
De Blasio, meanwhile, is looking to fulfil his campaign promise.
see fulfill. Related: fulfilment.
Old English fullfyllan "fill up, make full," from full + fyllan (see fill, which is ultimately from the root of full). Used early of prophecy and perhaps a translation of Latin implere, adimplere. Related: Fulfilled; fulfilling.