The Jews Relief Act 1858, also called the Jewish Disabilities Bill, is a Act

Act of Parliament

An Act of Parliament is a statute enacted as primary legislation by a national or sub-national parliament. In the Republic of Ireland the term Act of the Oireachtas is used, and in the United States the term Act of Congress is used.In Commonwealth countries, the term is used both in a narrow...

 of the Parliament of the United Kingdom

Parliament of the United Kingdom

The Parliament of the United Kingdom of Great Britain and Northern Ireland is the supreme legislative body in the United Kingdom, British Crown dependencies and British overseas territories, located in London...

 which allowed Jews to enter Parliament.

The measure was introduced by the Whig leader Lord John Russell

John Russell, 1st Earl Russell

John Russell, 1st Earl Russell, KG, GCMG, PC , known as Lord John Russell before 1861, was an English Whig and Liberal politician who served twice as Prime Minister of the United Kingdom in the mid-19th century....

  following the election of Lionel de Rothschild

Lionel de Rothschild

Baron Lionel Nathan de Rothschild was a British banker and politician.-Biography:The son of Nathan Mayer Rothschild and Hanna Barent Cohen, he was a member of the prominent Rothschild family....

 to the City of London constituency

City of London (UK Parliament constituency)

The City of London was a United Kingdom Parliamentary constituency. It was a constituency of the House of Commons of the Parliament of England then of the Parliament of Great Britain from 1707 to 1800 and of the Parliament of the United Kingdom from 1801 to 1950.-Boundaries and boundary...

 in 1847. Rothschild could not take the seat without taking the Christian oath. The bill was supported by the future Conservative Prime Minister Benjamin Disraeli but not by his party.