Misc: [pot luck] what are cumulus, cirrus and stratos?

Questions

Who in the bible was the brother of Esau?

Which leader won the battle of Austerlitz in 1805?

Who are the Nepalese soldiers who have served with the British army since world war i?

Between which two cities did the first regular passenger flights start in 1919?

Who starred in the films The Gold Rush and Modern Times?