Germany should continue to value the right of asylum but must take steps to limit irregular migration, German President Frank-Walter Steinmeier said on Sunday at a memorial service for victims of a suspected Islamist attack last week in Solingen. Germany “for good reason” has offered a refuge and safety to those fleeing warfare and oppression, as many Germans only managed to survive the Nazi regime because other countries opened their doors, Steinmeier said. “We want to remain that country. And we can only remain so in the end if we are not overwhelmed by the number of those who (come) without…