Multiple incidents have raised concerns of a possible accident occurring that could lead to an escalation between the U.S. and China at a time when tensions are already high.
House Speaker Kevin McCarthy (R-Calif.), on Wednesday, joined a growing series of foreign legislators who have met Taiwan President Tsai Ing-wen.
Tsai Ing-wen's visit comes as the U.S.-China relationship has fallen to historic lows, with U.S. support for Taiwan becoming one of the main points of contention.
Taiwanese President Tsai Ing-wen has tentatively scheduled a meeting with U.S. House Speaker Kevin McCarthy in Los Angeles, on April 5.
Beijing's diplomatic victory comes as tensions rise with the U.S., including over China's increasing assertiveness toward self-ruled Taiwan.
The self-governing island faced major outages the last time reactors went offline.
The delegation that arrived Sunday includes Reps. Ro Khanna (D-Calif.), Tony Gonzales (R-Texas), Jake Auchincloss (D-Mass.) and Jonathan Jackson (D-Ill.).
Taiwan's Defense Ministry, in a statement, said the balloon carried equipment registered to a state-owned electronics company in the northern city of Taiyuan.
An exclusive Q&A with Ma Ying-jeou, the controversial former president from the opposition party to the current government.
The plans to expand America's military presence seek to deter China’s aggressive actions toward Taiwan and in the disputed South China Sea.