First of all, the steamboat is invented by Robert futon and it was invented in 1736.
In fact, Yes James Watt did invent the light bulb!
no
IN INDIA
He improved steam engine.
1758
no
1769
James Watt
modern steam boat in 1784
James Watt did not invent the steam engine. However he did improve the design made by Newcome. James Watt was an inventor all of his life. He invented many many things he made improvements on instruments and others.
Stezm engien
1775