Did You Know 64-65-66-67

1)  According to the Maharil, If there is a Bris.
on Tisha Bav the Pasuk ואני זאת בריתי is not omitted when saying ובא לציון 

2) Saying "Mazel Tov" to the Ba'alei Simcha  on Tisha B'av is not considered Sheilas Shalom and is permitted
(Shu"t Salmas Chaim R.YCh. Zonenfeld zt"l)

3) According to the Sdei Chemed, on Tisha B'av Nidcha the Ba'alei Bris may wear leather shoes after Chatzos

4)The only day in the year when  it is forbidden to talk to an Akum, is on Tisha B'av (during the Kinos) (Shulchan Aruch O.Ch. 559 :5)
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