What was the name of the government formed by the 11 Southern states that seceded around 1860?

The government formed by the 11 Southern states that seceded from the Union around 1860 was officially named the Confederate States of America. This title reflects the collective identity and political organization established by these states as they sought to govern themselves independently from the United States following the election of Abraham Lincoln. The secession and formation of this government were driven by issues such as states' rights and the desire to preserve the institution of slavery, which were central to the conflicts leading up to the Civil War. The name "Confederate States of America" was used in various official documents and communication during its existence, emphasizing its status as an autonomous entity separate from the Union.