I recently came across a fascinating and not well known Bible apologetic (although many Jews are aware of it).

A high number of significant events – on both the good side and the calamity side – occurred in ancient and modern Jewish history on the main Jewish feast/fasts days. Some main Jewish feast/fasts days contain a significant amount of important events happening on their anniversaries.

Some authors and commentators on this subject have written the following:

I have begun to investigate this matter and I have written some commentary on it.

It seems like a potent issue so far based on my initial research. I suggest reading the above website.