"I told the chancellor in an open letter three months ago that our capacities would be exhausted,” said Dreier, Ukraine Today reported.

Bavaria is the main entry point for most migrants coming to Germany. Merkel's conservative allies from the Christian Social Union have repeatedly called on her to introduce a formal cap on migrant numbers, but she has resisted so far.

Some 1.1 million migrants, many from war zones in the Middle East or Africa, arrived in Germany last year.

See unian.info’s video section for more of the latest news from Ukraine in video from Ukraine Today, Ukraine’s 24-hour English-language news channel.