"O Brasil começou a se abrir para outras nações."

Translation: Brazil began to open up to other nations.

[YuMoises]

What is wrong with :"Brazil began to open itself to other nations"?

[spyglass398]

I have same question.

[Alf-Sawman]

Nothing except Duolingos lacking support for all possible solutions... :-)

[JoshuaGambrell]

Accepted now

[Lng52-._]

YuMoises: Another alternate which should be accepted: "Brazil began to open itself UP to other nations".