There were several features that helped industries grow quickly in the country after the Civil War. There was massive influx of immigrants and so there was no dearth of labor force. Also there was great improvement regarding new inventions and technological advancements. There was also great availability of raw materials like timber, oil etc.
In America, we rely on public discourse and the open forum of ideas to shut down much of that damaging discourse.
✅Manifest Destiny, a phrase coined in 1845, is the idea that the United States is destined—by God, its advocates believed—to expand its dominion and spread democracy and capitalism across the entire North American continent.
IamSugarBee
He declared war because the American "Infidels" invaded the Holy Land. He meant that because of the American occupation of Iraq and because it also occupied surrounding areas. So that's why he believed that he was in a "Holy" war to get the Holy Land back.
The Crusades were fought for the control of several cities and ports, but the main target was Jerusalem, since this was the holy land that the Church wanted to take back.