Greta Thunberg is expected to keep a relatively low profile on Thursday, after U.S. Treasury Secretary Steven Mnuchin took a new dig at the young climate activist.
Thunberg, who Mnuchin said should get an economics degree before making calls about fossil fuel divestment, is due to take part in a climate strike on Friday.
Europe's now elder stateswoman
Angela Merkel speaks at 1315 GMT, while her favored successor Annegret Kramp-Karrenbauer, is speaking to media leaders.