Slavery has been a human condition since ancient times (even the bible mentions slaves), it has therefore happened in most countries. Also, contrary to popular opinion slavery was not just practised on African people. The Roman Empire had slaves taken form all races.
China
No, the Union wanted to end slavery, that was the reason was for the Civil War. The Confederacy wanted slavery
Slavery started before the United States was a Country.
It depends on the country. In the UK, slavery was abolished in the 1830s. In the US, slavery was abolished in 1865.
The United States was the first country in the Americas to use slavery. The United States was also one of the last countries to abolish slavery.
child slavery did happen in West Africa (e.g. Olaudah Equiano was 12ish)Now though all slavery is banned
Chile was not the last country to end slavery. In the late 19th century, Brazil was the last country to abolish slavery.
China
No, voluntary slavery is not legal in any country. Slavery is universally condemned and prohibited by international law.
Haiti abolished slavery in 1804, becoming the first country to do so.
No, the Union wanted to end slavery, that was the reason was for the Civil War. The Confederacy wanted slavery
no
no
There is no country where slavery has never existed. However, some countries such as Iceland, Finland, and New Zealand have not had a history of widespread chattel slavery.
Slavery started before the United States was a Country.
Mauritania officially banned slavery in 1982.
No single country is to blame.