Final answer:
The information given does not specify a recent resolution made by the Portland Public Schools, thus precluding an accurate response. Referencing unrelated historical and legal events fails to answer the student's question.
Step-by-step explanation:
The resolution recently approved by the Portland Public Schools is not specified in the given information, which makes it impossible to provide an accurate answer to the student's question. It is important for a response to be based on factual data and complete information to ensure correctness. The provided references discuss various unrelated historical and legal events, such as the Supreme Court cases regarding racial diversity in schools, the rejection of affirmative action in Michigan education following a public vote, and a case setting a precedent for universal access to education for students with special needs. However, none of these references contain information about a recent resolution made by the Portland Public Schools.