北极熊与山姆鹰共舞，欧洲“护崽联盟”紧急东征

Group 1 - The article highlights the dramatic geopolitical landscape in 2025, marked by significant meetings between major powers, particularly the U.S. and Russia, indicating a critical juncture in the Ukraine crisis [1][3] - The meeting in Alaska is referred to as a "dinner without an agreement," emphasizing the lack of tangible outcomes despite its symbolic importance [3]