Did Macron's aggressive handshake nudge Trump to quit the Paris accord?

Macron was quoted in a French journal talking about his white-knuckled handshake with Trump at their first meeting in Brussels, where the newly elected French president gripped Trump’s hand tightly and would not let go for six long seconds in a show of alpha-male fortitude. … Hearing smack-talk from the Frenchman 31 years his junior irritated and bewildered Trump, aides said. A few days later, Trump got his revenge. He proclaimed from the Rose Garden, “I was elected to represent the citizens of Pittsburgh, not Paris.”