Does a minyan say tachanun if there was a siyyum or if there is going to be after aleinu? Or, is it preferable to have a Siyum on Shabbat (just for example) to avoid this safeik? Is Tachanun recited ...
Is aliyah to Israel an occasion for which one does not recite Tachanun? Is there a difference of minhag on this, or is there a uniform answer (yes, it is a special enough occasion to refrain from ...
As pointed out here, and noted in the comments, there is no Taḥanun recited the entire month of Nisan. According to MB 429:2(7) it's because of Kedushah. I was wondering if someone can weigh in on ...