Answer:
The most convincing 'internal' factor behind southern defeat was the very institution that prompted secession: slavery. Enslaved people fled to join the Union army, depriving the South of labour and strengthening the North by more than 100,000 soldiers. Even so, slavery was not in itself the cause of defeat.
John Wycliffe is a theologian at Oxford University who spoke of the scripture which he considered to be primary in authority. John Hus was attracted by the writings of Wycliffe. Wycliffe's writings were banned and declared heretic. On 1428, his body was burned.
The Ottoman empire was labelled the sick man of Europe due to the empire being the only European country to lose land during the 19th century<span />
I think is House of lords or Senate. I am not sure.