<span>In the Jacksonian party system, congressional caucuses were replaced by party conventions for nominating presidential candidates. The Jacksonians are sometimes called the second party system; it is created around 1824 by Andrew Jackson who has his first run for the presidency. The party convention was created to replace the caucus.</span>
Bronze is brittle and breaks easily. It has a low melting point and does not corrode easily. Bronze is generally nonmagnetic, but if iron and nickel are added , it shows magnetic properties. It is also lighter than steel.
