Christ's gospel would be preached among all nations.
Fulfillment: From about 33 AD until now, missionaries have traveled throughout the world preaching the gospel in almost every corner of the globe. In spite of the repeated attempts of evil men throughout history to eradicate Christianity, it still continues to thrive and grow in the world. Thanks to the help of dedicated Christians like translators at Wycliffe, the Bible is being printed in even the rarest of languages.
Mark 13:10, New Testament, the Bible