Two new opinion polls released on Tuesday show the far-right Alternative for Germany (AfD) remains the strongest party in the state of Thuringia, five months before elections are held there. However, one survey found that the AfD had not gained any ground, and the other that it’s level of support had actually declined. The surveys also show that support for the newly formed Sahra Wagenknecht alliance party (BSW) stands at between 13% and 15%. The populist party combines left–wing social policy with an anti-immigrant stance and criticism of the European Union. It has yet to be tested at the bal…