Analysis Summary:

The article's accuracy is mixed. The core claim about the ANC chair's statement regarding defending sovereignty is plausible, but the reasons for US tension (race relations and land law) are vague and lack specific verification within the provided sources. The article exhibits moderate bias due to the lack of context and potential for selective reporting.

Detailed Analysis:

• Claim:** South Africa will defend sovereignty, ANC chair says. This claim is plausible, given the African Union's stated goal to "Defend the sovereignty, territorial integrity and independence of its" members (Verification Source #5). However, the article provides no direct quote or further context.
• Claim:** US tension over race relations and land law. This is a broad statement. While tensions may exist, the provided sources do not directly address US-South Africa relations regarding race relations or land law. Verification Source #1 discusses global issues, but not specifically related to South Africa. Verification Sources #2, #3, and #4 focus on different geopolitical issues (terrorism, Taiwan, Hezbollah) and are irrelevant to this claim.
• Overall:** The article lacks specific details and relies on a general statement about US tension without providing supporting evidence from the provided sources.

Supporting Evidence/Contradictions:

• Verification Source #5:** Supports the general idea that African nations, including South Africa, aim to defend their sovereignty.
• Verification Sources #1, #2, #3, #4:** Fail to cover the specific claims about US-South Africa tensions related to race relations and land law.
• Internal Knowledge:** While I have general knowledge of potential tensions between the US and South Africa, I cannot use it to verify the specific claims without reliable sources. The lack of coverage in the provided sources necessitates a lower accuracy score.