Based on this map, in which country might the population's tolerance for a variety of different religions be highest?

The given map depicts Europe in the XVII century, based on the delimitations of the map we can conclude that the country with more religion tolerance would be the country located in an area where many different religions converge, and this would the Balkan Peninsula.

The Balkan Peninsula was part of the Ottoman Empire, and indeed, the Ottoman Empire accepted non-Muslim communities by recognizing their own religions and offering them protection under the Islamic tradition.  

the lachish letters were written by hoshaiah, a military officer stationed possibly in mareshah,   and sent to yaush, possibly the commanding officer at lachish.

the series of letters were written in carbon ink in ancient hebrew on clay ostraca, shortly before lachish fell to the babylonian army of king nebuchadnezzar in 588/6 bc during the reign of zedekiah, king of judah.