Spanish Prime Minister Mariano Rajoy will meet U.S. President Donald Trump in Washington Tuesday while his team back in Madrid attempts to turn the screws on a secessionist push in the nation’s largest economic region. Spain’s premier will visit the White House five days before Catalonia’s regional government tries to open ballot stations for an illegal up-down vote on independence, in the biggest challenge to the country’s constitution in more than three decades. U.S. companies including Procter & Gamble Co. and DowDuPont Inc. are among the largest foreign investors in Spain and have operations in Catalonia. ... (full story)