On the Calendar:
Yom Yerushalayim / יום ירושלים
Jerusalem Day (Hebrew: יום ירושלים, Yom Yerushalayim) is an Israeli national holiday commemorating the reunification of Jerusalem and the establishment of Israeli control over the Old City in June 1967. The Chief Rabbinate of Israel declared Jerusalem Day a minor religious holiday to thank G-d for victory in the Six-Day War and for answering the 2,000-year-old prayer of "Next Year in Jerusalem".
Yom Yerushalayim begins at sundown on Thu, 21 May 2020.
Shavuot / שבועות
The festival of Shavuot ועות, lit. "Weeks" is a Jewish holiday that occurs on the sixth day of the Hebrew month of Sivan (late May or early June). Shavuot is believed to commemorate the anniversary of the day G-d gave the Torah to the entire Israelite nation assembled at Mount Sinai, and the giving of the Ruach HaKodesh to the talmidim in Yerushalim. It is one of the Shalosh Regalim, the three Biblical pilgrimage festivals. It marks the conclusion of the Counting of the Omer.
Shavuot begins at sundown on Thu, 28 May 2020.