By Tamas Csonka in Budapest Hungary will be the last country to ratify Sweden’s bid to join Nato after Turkish lawmakers gave the green light, a scenario that Prime Minister Viktor Orban wanted to avoid at all costs. Hungary’s radical rightwing prime minister faced another diplomatic embarrassment on January 23 after Swedish Foreign Minister Tobias Billstrm turned down his proposal for discussions in Budapest on the issue. A few hours later, the Turkish parliament overwhelmingly supported Sweden’s accession to the military alliance. In the last few days, behind-the-scenes diplomatic efforts in…