The First Daughter's trip also includes a visit to the Holocaust Memorial to the murdered Jews of Europe.
Much of the West's opposition to Russia comes from a purely ideological root.
The EU's hard-line position is a classic example of cutting off one's "nez" to spite one's face.
The EU supports sanctions while laundering billions in dirty money from Russia.
Chancellor's political opponents propose an 'Islam law' that would place tighter rules on preachers and ban foreign funding of mosques.
The U.K. wants an outcome other EU leaders haven't sought and have little incentive to make easy.
Will this all end with no deal, no EU reform and an independent Scotland?
Can Britain's negotiations to leave the EU keep the spirit of free trade alive?
Merkel's Christian Democrats triumphed in Saarland, dealing a blow to the SPD and boosting Merkel's hopes for the September elections.
The world will only notice the absence of U.S. leadership when it is gone and catastrophe strikes.
Erdogan said in a speech in Istanbul on Sunday: "Merkel, now you're applying Nazi methods."
President Donald Trump and Chancellor of Germany Angela Merkel will hold a joint press conference at 1:20 p.m. Eastern time.
The German leader is said to be meticulously preparing for her first in-person meeting with the U.S. president.
The Netherlands became the latest European country to restrict campaigning for Erdogan's drive for sweeping new powers.
Merkel has been a leading critic of Trump's effort to ban travelers temporarily from seven Muslim-majority nations, a list that has since been pared back to six.
The poll showed the anti-immigrant Alternative for Germany in third place.
On Ukraine's "quiet" front, there are daily artillery, rocket and sniper attacks.
The town of Gaggenau blocked a talk due to be given by the Turkish justice minister.