Passage: In 1571 the Crimean Khan burned Moscow. He tried again the next year and was defeated. Another large raid failed in 1591. The raiding area may have moved slightly south and east. Attacks east of Ryazan are mentioned more frequently. After 1585 forts were built far to the south to block the Muravsky Trail, but these had no visible effect in this period. Raids on Poland are mentioned under 1577, 1584 and 1595.
How many different years were raids on Poland mentioned? How many different years were their raids on Poland? How many raids from the Crimean Khan were mentioned in Poland? How many times before 1572 did Khan succeed in burning Moscow? How many times did Khan fail at burning down Moscow? How many times did Khan fail to burn down Moscow? How many times did Khan failed in raids in Moscow? How many times did Khan succeed in burning down Moscow? How many times did the Crimean Khan attempt to raid Moscow after he successfully burned it in 1571? How many times minimum was Poland raided? How many total raids on Poland are mentioned? How many years  between Crimean Khan burned Moscow and tried another large failed raid? How many years  was the raids on Poland mentioned? How many years after 1571 did another large raid fail? How many years after the 1584 raid on Poland did the third raid on Poland take place? How many years after the first time Crimean Khan burned Moscow was he defeated when trying again? How many years are mentioned that there were raids on Poland? How many years spanned from when forts were built far to the south to block the Muravsky Trail to Another large raid failed? What happened first: Crimean Khan burned Moscow or forts were built? What happened second: Crimean Khan burned Moscow or forts were built? What year did Crimean Khan try to burn Moscow for the second time? When did Khan fail to burn down Moscow shortly after 1571? When was Khan defeated a first time in trying  to burn down Moscow? Which happened last, forts were built far to the south to block the Muravsky Trail or Another large raid failed? Which year was the last raid on Poland?