Simplify the following text for a Grade 14 native English-speaking person.
Original: In 1912 , the Conservative Party formally joined with the Liberal Unionist Party to create the modern-day Conservative and Unionist Party , however this is usually shortened to Conservative Party .
Simplified: It changed its name to ` Conservative and Unionist Party ' in 1912 after merging with the Liberal Unionist Party , although the name is rarely used and it is generally referred to as simply ` The Conservative Party ' .