Declaring the State of Israel on May 14, 1948
70 years LATER
US embassy opening in Jerusalem, May 14, 2018

For behold, in those days and at that time, when I restore the fortunes of Judah and Jerusalem, I will gather all the nations and bring them down to the Valley of Jehoshaphat. And I will enter into judgment with them there, on behalf of my people and my heritage Israel, because they have scattered them among the nations and have divided up my land.
-- Joel 3:1

70 related to Israel/Jerusalem

70 x 7 years determined upon Jerusalem for it to complete its transgressions (Daniel 9:24)
70 years of Sabbats while Judah was in Babylonian captivity (Jeremiah 25:11)
70 years - life of one king (Isaiah 23:15)
70 AD - Titus destroys Jerusalem (and 2nd Temple)

Credits: Seraphim YT

Glory be to God!