legally acquired."

"* * * *"

"Article III. If a citizen of the one party, who has become a recognized citizen of the other party, takes up his abode once more in his original country and applies to be restored to his former citizenship, the government of the last named country is authorized to receive him again as a citizen on such conditions as the said government may think proper."

The protocol containing "the following observations, more exactly defining and explaining the contents" of the convention provides:

"I. Relating to the first article of the convention."

"It is understood that, if a citizen of the United States of America has been discharged from his American citizenship, or, on the other side, if a Swede or a Norwegian has been discharged from his Swedishor Norwegian citizenship, in the manner legally prescribed by the government of his original country, and then in the other country in a rightful and perfectly valid manner acquires citizenship, then an additional five years' residence shall no longer be required; but a person who has in that manner been recognized as a citizen of the other country shall, from the moment thereof, be held and treated as a Swedish or Norwegian citizen, and, reciprocally, as a citizen of the United States."

"* * * *"

"III. Relating to the third article of the convention."

"It is further agreed that, if a Swede or Norwegian, who has become a naturalized citizen of the United States, renews his residence in Sweden or Norway without the intent to return to America, he shall