jan october polish merchant german descent political activist starting rose prominent merchants polish capital warsaw activist arguing rights polish lithuanian commonwealth opposing jewish merchants representative warsaw elected deputy great mayor warsaw period organized black procession december march delivered petition king major step passing reforms constitution 3rd biography born city exact date information family unknown relevant documents lost likely basic education sum money left traveled warsaw december admitted warsaw youth started clerk cloth store house stayed april married patron daughter taken cloth store moved youth senior citizen warsaw time died married children marriages future bishop warsaw rise mayor began official positions warsaw merchant organizations early steering group youth resigned joining senior confusion exact positions dates held according received position magistrate warsaw according position usually known polish warsaw contradicted according reached rank magistrate served elder translates political career business enterprise growing gathered savings granted request buy landed estates privilege usually restricted nobility leased company polish treasury years later leased theatre warsaw representative warsaw elected deputy great meantime february elected mayor warsaw reelected mayor warsaw succeeded turn succeeded great organized confederation cities towns forefront demanding representations notably helped organize black procession december march delivered petition king demanded similar privileges held nobles demands included right buy land estates right represented polish parliament reforms urban law procession influenced great create commission cities tasked addressing concerns works new constitution vocal critic jews accusing unfair competition spend fortune political activism nearly bankrupt time death february despite objections pressured general public demand reelection second yearly term office mayor warsaw likely major reasons preferred elected ailing business operations health led public debate april withdrew politics afterward died october warsaw buried large funeral paid died passed reforms great constitution 3rd legacy contemporary poet called leader polish plaque dedicated proclaimed defender representative class commonwealth characters painting adoption polish constitution
Jan Dekert