Angela Merkel is the chancellor since 22nd November 2005.
Hitler was appointed chancellor of Germany in 1933.
He was appointed Chancellor by President Hindenburg.
Hitler
As Chancellor of Germany
Hitler was appointed to be Chancellor of Germany, in 1933.
Chancellor of Germany
Adolf Hitler
1933
Adolf Hitler
That was Adolf Hitler.
The Chancellor is appointed by the president (Bundespäsident) after he or she has been elected by the parliament (Bundestag).
He was appointed as Chancellor of Germany on 30 January 1933.