"How is this different than anytime the government changes" 

Do tell us which other US President systematically and vocally attacked specific companies as well as whole industries, including threats of tariffs is they didn't bow to his whim.

"Your cause and effect analysis is lacking. Just another example of piling on with no point or facts. "
US airline stocks are tumbling on Monday, after Donald Trump blamed a Delta Airlines systems outage for widespread confusion over the implementation of his immigration ban, despite the technical problem coming well after issues at airports across the country had begun.

https://www.ft.com/content/f18b352c-ad03-30f6-a097-128f84ce7dd9

https://www.ft.com/content/b3a3c99c-e43e-11e6-8405-9e5580d6e5fb

"Name one business who spent significantly more that previous governments due to this."
Ford - $200 Million