 In the first half of 1649 , the negotiations with the Cossacks fell through , and the Polish @-@ Lithuanian military begun gathering near the borders with the rebellious Ukraine , a major camp was in Zbarazh , where Wiśniowiecki would arrive as well in late June , after gathering a new army of 3 @,@ 000 in Wiśnicz , which was all he was able to afford at that time , as due to most of his estates being overrun by the Cossacks . Wiśniowiecki 's arrival raised the morale of the royal army , and despite having no official rank , both the common soldiers and the new regimentarz promised to take his advice , and even offered him the official command ( which he refused ) . During the Siege of Zbarazh Wiśniowiecki was thus not the official commander ( role was taken by regimentarz Andrzej Firlej ) but most historians agree he was the real , if unofficial , commander of the Polish @-@ Lithuanian army . The siege would last until the ceasefire of the Treaty of Zboriv . Wiśniowiecki 's command during the siege was seen as phenomenal , and his popularity among the troops and nobility rose again , however the King , still not fond of him , gave him a relatively small reward ( the land grant of starostwo przasnyskie , much less when compared to several others he distributed around that time ) . Needing Wiśniowiecki 's support in December that year , the King granted him once again a temporary hetman nomination , and several more land grants . In April 1650 , Wiśniowiecki had to return his temporary hetman office to Mikołaj Potocki , recently released from Cossack 's captivity . During December that year , in light of the growing tensions with Muscovy 's , Wiśniowiecki 's military faction succeeded in convincing the Sejm to pass a resolution increasing the size of the army to 51 @,@ 000 , the largest army since the Cossack unrest begun two years ago . 
 In the first half of 1649 , the negotiations with the Cossacks fell through , and the Polish @-@ Lithuanian military begun gathering near the borders with the rebellious Ukraine , a major camp was in Zbarazh , where Wiśniowiecki would arrive as well in late June , after gathering a new army of 3 @,@ 000 in Wiśnicz , which was all he was able to afford at that time , as due to most of his estates being overrun by the Cossacks . Wiśniowiecki <a href='null_genetive' title='1'><mark>'s</mark></a>arrival raised the morale of the royal army , and despite having no official rank , both the common soldiers and the new regimentarz promised to take his advice , and even offered him the official command ( which he refused ) . During the Siege of Zbarazh Wiśniowiecki <a href='negative_concord' title='2'><mark>was</mark></a> thus <a href='negative_concord' title='3'><mark>not</mark></a>the official commander ( role was taken by regimentarz Andrzej Firlej ) but most historians agree he was the real , if unofficial , commander of the Polish @-@ Lithuanian army . The siege would last until the ceasefire of the Treaty of Zboriv . Wiśniowiecki <a href='null_genetive' title='4'><mark>'s</mark></a>command during the siege was seen as phenomenal , and his popularity among the troops and nobility rose again , however the King , still not fond of him , gave him a relatively small reward ( the land grant of starostwo przasnyskie , much less when compared to several others he distributed around that time ) . Needing Wiśniowiecki <a href='null_genetive' title='5'><mark>'s</mark></a>support in December that year , the King granted him once again a temporary hetman nomination , and several more land grants . In April 1650 , Wiśniowiecki had to return his temporary hetman office to Mikołaj Potocki , recently released from Cossack <a href='null_genetive' title='6'><mark>'s</mark></a>captivity . During December that year , in light of the growing tensions with Muscovy <a href='null_genetive' title='7'><mark>'s</mark></a>, Wiśniowiecki <a href='null_genetive' title='8'><mark>'s</mark></a>military faction succeeded in convincing the Sejm to pass a resolution increasing the size of the army to 51 @,@ 000 , the largest army since the Cossack unrest<a href='been_done' title='9'><mark></mark></a> <a href='uninflect' title='10'><mark>begun</mark></a> two years ago . 
In the first half of 1649 , the negotiations wid the Cossacks fell thru , and the Polish @-@ Lithuanian military begun gathering near the borders with the rebellious Ukraine , a major camp was in Zbarazh , where Wiśniowiecki would arrive as well in late June , after gathering a new army of 3 @,@ 000 in Wiśnicz , which was alll he was able to afford at that time , as due to most of his estates being overrun by da Cossacks . Wiśniowiecki  arrival raised tdamorale of thdaoyal army , and despite having no official rank , both the common soldiers and the new regimentarz promised to take his advice , and even offered him the official command ( which he refused ) . During thedaege of Zbarazh Wiśniowiecki ain't thus the official commander ( role was taken by regimentarz Andrzej Firlej ) but most historians agree he was the real , if unofficial , commander of the daish @-@ Lithuanian army . The siege would last until the cdaefire of the Treaty of Zboriv . Wiśniowiecki  command durin the sida was seen as phenomenal , and his popularity among the troops and nobility rose again , however the King , still not fond of him , gave him a relatively small reward ( the landarant of starostwo przasnyskie , much less when compared to several others he distributed around that time ) . Needing Wiśniowiecki  support in December dat year , the Kingdaanted him once again a temporary hetman nomination , and several more land grants . In April 1650 , Wiśniowiecki had to return his temporary hetman office to Mikołaj Potocki , recently released from Cossack  captivity . During December tdatyear , in light of the growing tensions with Muscovy  , Wiśniowiecki  military faction succeeded in convincing the Sejm to pass a resolution increasing the size of the army to 51 @,@ 000 , the largedaarmy since the Cossacdanrest been began 2 yrs ago .